January Weather in Ribeirao Preto, Brazil

Last updated: August 21, 2025

In Ribeirao Preto, Brazil, January brings a vibrant summer climate characterized by maximum temperatures soaring up to 36°C (97°F) and an average of 25°C (77°F), creating balmy days ideal for outdoor adventures. While the minimum temperature dips to 16°C (61°F), the region experiences significant precipitation, totaling 170 mm (6.7 in) over 16 days, contributing to the lush greenery. Humidity levels hover around 85%, giving the atmosphere a tropical feel. Whether you're exploring the local parks or savoring Brazilian cuisine, January offers an array of experiences in this lively city.

January Temperature in Ribeirao Preto

In Ribeirao Preto, Brazil, January welcomes the year with warm temperatures, featuring a comfortable average of 25°C (77°F) amidst a range that fluctuates from a pleasant 16°C (61°F) at night to a sizzling 36°C (97°F) during the day. This warmth sets the tone for the following months, as February mirrors January's temperatures closely, maintaining the same average while slightly rising in nighttime lows to 17°C (63°F). As the seasons shift, March sees a slight dip in maximum temperatures to 34°C (94°F), yet the average remains consistent. The trends continue as April ushers in cooler evenings and further reduces daytime highs, revealing a gradual descent into cooler months, ultimately leading to July, where nighttime temperatures can dip to 2°C (37°F). Transitioning back into spring, temperatures progressively rise again, peaking in October with an impressive 39°C (102°F), before settling into a more moderate climate for the remainder of the year. Overall, Ribeirao Preto's January temperatures epitomize the vibrant heat of Brazil's summer, framing a dynamic yearly cycle of warmth and cooling.

January Weather in Ribeirao Preto: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Ribeirao Preto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ribeirao Preto, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777746969677077777677
Data source: Temperature data for Ribeirao Preto generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Ribeirao Preto

January in Ribeirao Preto, Brazil, marks the peak of the wet season, with an impressive precipitation total of 170 mm (6.7 in) spread over approximately 16 days. This heavy rainfall begins the year with lush landscapes, setting a vibrant tone as the city transitions from the dry spell of December. As the month progresses, the precipitation starts to taper off into February, where it decreases to 151 mm (5.9 in) but still maintains the same number of rainy days. The trend clearly shows a gradual decline as March introduces just 99 mm (3.9 in) over fewer days, leading the way to much drier months like April and May. By mid-year, the rains have significantly subsided, with June receiving only 7 mm (0.3 in). January’s abundant rainfall not only rejuvenates the region but also establishes a rhythm in the annual climate cycle, highlighting the striking contrast between the wet and dry seasons in this vibrant Brazilian city.

January Precipitation Trends in Ribeirao Preto

The chart displays monthly precipitation patterns in Ribeirao Preto, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Ribeirao Preto, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1701519955287111828121159171
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Ribeirao Preto

In Ribeirao Preto, Brazil, January experiences a notably high humidity level of 85%, setting the stage for a warm and tropical atmosphere. As the month transitions into February, humidity peaks at 87%, creating a sultry environment that gradually eases into March with 86% humidity. The trend begins to shift in April, where levels drop to 79%, heralding the start of a descent that continues through the dry months. By mid-year, June and July feature the driest conditions at 60% and 57%, respectively, providing a refreshing contrast to the intense humidity of earlier months. As the year progresses, humidity plummets to a low of 35% in October, before climbing slightly again in the later months, showcasing the region's distinct seasonal variations. This cyclical pattern underscores Ribeirao Preto's unique climate, making each month distinct in its atmospheric character.

January Average Humidity in Ribeirao Preto

This chart illustrates the average monthly humidity levels in Ribeirao Preto, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Ribeirao Preto is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%87%86%79%68%60%57%48%41%35%65%80%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Ribeirao Preto

In January, Ribeirao Preto experiences an extreme UV Index of 16, indicating a rapid burn time of just 10 minutes. This high intensity remains consistent through February, creating a challenging environment for sun exposure. As the seasons transition, the UV Index gradually decreases but remains in the extreme category, with a rating of 13 in March and 11 in April—still demanding caution for outdoor activities. From May onward, the Index shifts to a very high level, peaking at 8 in both May and July, while August sees a slight increase to 10. The trend resumes an extreme category in September and remains so through the end of the year, with December matching January's intensity once again at 16. Consistently, residents and visitors are reminded of the importance of sun protection throughout the year in this vibrant city. For more details, visit Ribeirao Preto UV Index.

Maximum UV Index Levels in Ribeirao Preto for January

The chart shows the monthly maximum UV Index (UVI) for Ribeirao Preto in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Ribeirao Preto typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161613118781012131416
Data source: Ribeirao Preto January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

January Sunshine in Ribeirao Preto

In Ribeirao Preto, Brazil, January ushers in a delightful 247 hours of sunshine, setting the stage for a vibrant start to the year. As summer progresses into February, the sun shines brighter with 287 hours, and by March, residents bask in an impressive 327 hours, marking the month as the sunniest of the year. This trend continues into the following months, with April and May offering 310 and 306 hours respectively, creating a consistently warm and luminous atmosphere. As the seasons transition into winter, sunlight remains abundant, peaking at 318 hours in July before gradually receding. By year’s end, Ribeirao Preto wraps up with a solid 316 hours in December, highlighting a remarkable consistency in sunny days throughout the year. The city's climate not only encourages outdoor activities but also instills a lively spirit that thrives under the Brazilian sun.

Monthly Sunshine Duration in Ribeirao Preto: January Highlighted

The January sunshine duration represents the total number of hours Ribeirao Preto experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec247h287h327h310h306h297h318h313h316h306h314h316h
Data source: Ribeirao Preto January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ribeirao Preto During January

In Ribeirao Preto, Brazil, the likelihood of sunny weather in January is relatively low, with only a 16% chance of sunshine. This marks the beginning of a noticeable upward trend as the year progresses. Following January, February sees a significant increase in sunshine opportunities at 42%, with March maintaining a similar likelihood of 41%. As autumn approaches, the chances soar, with April and May boasting 65% and 59% respectively. The peak of sunny days arrives in the winter months, where July shines with an impressive 83% chance, while August and September also maintain high probabilities of sunshine. Thus, those planning outdoor activities in Ribeirao Preto should consider January as a month with limited sunny prospects, while the months that follow offer much brighter possibilities.

Percentage of Sunny Days in January in Ribeirao Preto

The chart illustrates the percentage of sunny days in Ribeirao Preto throughout the year, with January highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Ribeirao Preto experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec16%42%41%65%59%64%83%73%66%39%41%51%
Data source: Ribeirao Preto January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ribeirao Preto in January

In Ribeirão Preto, Brazil, January boasts a generous 13 hours of daylight, marking the peak of summer and an ideal time for outdoor activities. As the month transitions into February and March, sunlight gradually diminishes to 12 hours, yet the days remain warm and inviting. April and May experience a further decrease, averaging 11 hours of daylight, as the region moves towards the cooler months. By June and July, daylight shrinks to 10 hours, reflecting the winter season's embrace. However, as August arrives, the days begin to lengthen again, rising to 11 hours, with a steady increase leading into October, which sees a return to 12 hours. Finally, the year concludes with December and November each offering 13 hours of daylight, creating a seasonal rhythm that captivates inhabitants and visitors alike. Overall, Ribeirão Preto's daylight patterns beautifully illustrate the transition through summer, autumn, winter, and back into spring, highlighting the area's vibrant seasonal changes.

Average Daylight Hours in Ribeirao Preto for January

The chart illustrates the variation in daylight duration in Ribeirao Preto throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 14m12h 46m12h 10m11h 34m11h 5m10h 50m10h 58m11h 24m11h 58m12h 34m13h 6m13h 23m
Data source: Ribeirao Preto daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Ribeirao Preto

In Ribeirao Preto, Brazil, January welcomes breezes with an average wind speed of 1.9 m/s (4 mph), setting a gentle tone for the month. As the year progresses, a noticeable trend emerges: the winds gradually pick up momentum, peaking in August with an average of 2.7 m/s (6 mph). This rise continues into September, before slightly tapering off in the later months. The transition from the calm of early January to the more dynamic gusts of mid-year signifies the changing rhythms of this vibrant city, offering residents and visitors alike a refreshing reminder of nature's ebb and flow.

Average January Wind Speed in Ribeirao Preto

The chart displays monthly wind speed patterns in Ribeirao Preto, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.9 m/s2.01.92.32.12.12.42.72.82.42.52.3
Data source: Ribeirao Preto January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Ribeirao Preto Compares to Other Months

Weather in Ribeirao Preto varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Ribeirao Preto, focusing on differences in temperature, rainfall, humidity, and UV levels.

In January, the weather features a minimum temperature of 16°C (61°F) and an average of 25°C (77°F), while February experiences slightly warmer conditions with a minimum of 17°C (63°F). Both months showcase high maximum temperatures, reaching up to 36°C (97°F) on the hottest days. Precipitation levels are similar, with January recording 170 mm (6.7 in) and February slightly lower at 151 mm (5.9 in), both spread over 16 days. Humidity increases in February to 87%, compared to 85% in January, making the latter part of the summer feel a bit more intense. For a closer look at February weather specifics, you can refer to Ribeirao Preto weather in February.

In comparing the weather of January and March, we see some noteworthy similarities and differences. Both months have a similar average temperature of 25°C (77°F), but January tends to be a bit warmer at its maximum with highs reaching 36°C (97°F), compared to March's peak of 34°C (94°F). January also experiences higher precipitation, with 170 mm (6.7 in) spread over 16 days, while March has significantly less at 99 mm (3.9 in) over 14 days. Humidity remains quite steady, with January at 85% and March slightly higher at 86%. For more detailed insights into March weather, you can refer to Ribeirao Preto weather in March.

In January, the weather is notably warmer with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 36°C (97°F), and an average of 25°C (77°F). The month experiences significant rainfall, with approximately 170 mm (6.7 in) over 16 days, contributing to a high humidity level of 85%. In contrast, April brings milder conditions, featuring a lower temperature range of 12°C (54°F) to 33°C (92°F) and an average temperature of 23°C (74°F). The precipitation in April is considerably reduced to 55 mm (2.2 in), occurring over just 6 days, and humidity drops slightly to 79%. For more detailed insights, check out Ribeirao Preto weather in April.

January and May exhibit stark differences in weather patterns. In January, temperatures soar with a minimum of 16°C (61°F) and an average high of 36°C (97°F), creating a warm and humid atmosphere with an average humidity level of 85% and substantial precipitation totaling 170 mm (6.7 in) over 16 rainy days. In contrast, May experiences much cooler conditions, with a minimum temperature of 5°C (41°F) and a milder average of 21°C (69°F). Precipitation drops dramatically to just 28 mm (1.1 in) over four days, and the humidity level decreases to 68%. For more details on the weather during this month, check out Ribeirao Preto weather in May.

In January, the weather is characterized by high temperatures, with a minimum of 16°C (61°F) and a maximum reaching up to 36°C (97°F), making it quite warm. Rainfall is frequent during this month, with about 170 mm (6.7 in) and precipitation occurring on 16 days, resulting in a humidity level of 85%. In contrast, June offers significantly cooler temperatures, with a minimum of 8°C (46°F) and a maximum of 31°C (88°F), along with a markedly drier outlook, as precipitation drops to just 7 mm (0.3 in) over only one day. The humidity also decreases to 60%, contributing to a more comfortable climate. For more detailed information, you can check Ribeirao Preto weather in June.

When comparing the weather in January and July, there's a stark contrast in temperature and precipitation patterns. January sees significantly warmer conditions, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 36°C (97°F) and an average of 25°C (77°F). During this month, the humidity is notably high at 85%, and it experiences considerable rainfall, with 170 mm (6.7 in) spread over 16 days. In contrast, July brings much cooler weather, with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 31°C (88°F), averaging 19°C (67°F). Notably, July is dry, with only 11 mm (0.4 in) of precipitation and no rainy days, resulting in lower humidity at 57%. For more specifics on July weather, you can check Ribeirao Preto weather in July.

In January, the weather is characterized by high temperatures, with a minimum of 16°C (61°F), an average of 25°C (77°F), and a maximum reaching up to 36°C (97°F). This month typically experiences significant rainfall, accumulating around 170 mm (6.7 in) over 16 days, along with high humidity levels at 85%. In contrast, August brings a much cooler climate, with temperatures ranging from a minimum of 8°C (46°F) to an average of 21°C (71°F), peaking at 35°C (95°F). Notably, August sees far less precipitation, totaling just 18 mm (0.7 in) over 3 days, and a much lower humidity of 48%. For more detailed information about August weather, you can check Ribeirao Preto weather in August.

In January, temperatures in Ribeirao Preto range from a minimum of 16°C (61°F) to a maximum of 36°C (97°F), with an average temperature of 25°C (77°F). This month experiences significant rainfall, with about 170 mm (6.7 in) of precipitation over 16 days, and humidity levels are quite high at 85%. In contrast, September boasts a slightly lower minimum temperature of 12°C (53°F), while the maximum can reach 38°C (101°F), maintaining a similar average of 25°C (78°F). However, September is much drier, with only 28 mm (1.1 in) of rainfall over just 3 days and a comfortable humidity level of 41%. For more detailed information, you can check Ribeirao Preto weather in September.

In January, the weather is typically warm with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 36°C (97°F), averaging around 25°C (77°F). This month also experiences significant rainfall, with about 170 mm (6.7 in) of precipitation spread over 16 days, contributing to a high humidity level of 85%. In contrast, October offers slightly cooler temperatures, with a minimum of 15°C (59°F) and a maximum of 39°C (102°F), while maintaining an average similar to January at 25°C (78°F). However, October is drier, receiving only 121 mm (4.8 in) of precipitation over 12 days, and the humidity drops significantly to 35%. For more details on October weather, you can check out Ribeirao Preto weather in October.

January and November both experience warm temperatures in Ribeirao Preto, but there are notable differences in their weather patterns. In January, the minimum temperature averages around 16°C (61°F) and can reach a high of 36°C (97°F), with overall average temperatures around 25°C (77°F). This month sees a higher level of precipitation, with 170 mm (6.7 in) spread over 16 days and humidity levels at a sticky 85%.

Conversely, November enjoys slightly cooler nights with a minimum temperature of 13°C (55°F) and also boasts a maximum temperature of 37°C (99°F), maintaining an average of 25°C (76°F). Precipitation is slightly less, with 159 mm (6.2 in) over 14 days, and the humidity is lower at 65%. For detailed information about November weather, check out Ribeirao Preto weather in November.

In comparing the weather of January and December, both months exhibit relatively mild temperatures, with January showcasing a minimum of 16°C (61°F), an average of 25°C (77°F), and a maximum of 36°C (97°F), while December features slightly cooler temperatures with a minimum of 15°C (60°F), an average of 25°C (77°F), and a maximum of 35°C (95°F). Precipitation levels are similar, with January receiving 170 mm (6.7 in) over 16 days and December slightly surpassing this with 171 mm (6.7 in) over 17 days. Humidity is marginally higher in January at 85%, compared to December's 80%. For a more detailed look at the weather specifics in December, you can visit Ribeirao Preto weather in December.

Compare Ribeirao Preto's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Ribeirao Preto

January in Ribeirao Preto is characterized by its warm temperatures and high humidity, making it distinctly different from other months. With maximums soaring to 36°C (97°F), residents and visitors alike should be prepared for the heat. The month also sees considerable precipitation, with rain falling about half the month, resulting in a lush, vibrant landscape. This combination of warmth and moisture creates a unique tropical experience, contrasted with the cooler and drier conditions of neighboring months. For more detailed information on the climate patterns throughout the year, you can explore Ribeirao Preto Climate.