January Weather in Juiz de Fora, Brazil

Last updated: August 21, 2025

January in Juiz de Fora, Brazil is characterized by warm temperatures and notable humidity, with maximums reaching up to 34°C (94°F) and an average of 24°C (76°F). Amidst the tropical climate, the city experiences significant rainfall, totalling 193 mm (7.6 in) over approximately 17 days throughout the month. This blend of warmth and moisture creates a lush environment, making January an integral part of Juiz de Fora's vibrant seasonal cycle. The average humidity of 83% further enhances the feeling of summer, inviting both locals and visitors to embrace the lush beauty of the region.

January Temperature in Juiz de Fora

In January, Juiz de Fora experiences warm and inviting temperatures, marked by a maximum of 34°C (94°F), making it one of the hottest months of the year. The average temperature hovers around 24°C (76°F), with minimums comfortably resting at 17°C (64°F). This trend of warmth continues into February, where the temperatures fluctuate slightly, but the max remains high at 34°C (93°F). As the months progress towards the cooler season, a gradual decrease in temperature is noticeable, peaking in July, where minimums drop to 6°C (43°F). However, by October, the heat returns, with the max soaring to 35°C (96°F), showing Juiz de Fora's vibrant climatic shifts throughout the year. Overall, the city enjoys a warm January, enticing visitors with its balmy weather and lush landscapes.

January Weather in Juiz de Fora: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Juiz de Fora, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Juiz de Fora, 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).
JanFebMarAprMayJunJulAugSepOctNovDec767474716766636470717173
Data source: Temperature data for Juiz de Fora generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Juiz de Fora

In Juiz de Fora, Brazil, January marks a significant period for rainfall, with a total precipitation of 193 mm (7.6 in) spread across 17 days. This sets the stage for the wet season, as precipitation dramatically escalates in the following month, February, where totals reach 326 mm (12.8 in) over 21 days. The trend continues into March with 232 mm (9.2 in), showcasing a consistent pattern of substantial rainfall early in the year. As the seasons progress into April and May, a noticeable decrease occurs, with April receiving just 66 mm (2.6 in) and a minimal 56 mm (2.2 in) in May. The transition into the drier months from June to August offers a stark contrast, with precipitation dwindling to as low as 20 mm (0.8 in) in June. However, the cycle of rainfall picks up again in the latter part of the year, particularly in November and December, highlighting Juiz de Fora's characteristic climatic fluctuations.

January Precipitation Trends in Juiz de Fora

The chart displays monthly precipitation patterns in Juiz de Fora, 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 Juiz de Fora, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec193326232665620144054155250311
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Juiz de Fora

In January, Juiz de Fora experiences a high humidity level of 83%, setting the stage for a warm and muggy start to the year. This trend of elevated humidity continues into February, rising slightly to 85% and peaking in March with 87%. Following this peak, humidity begins to decline, slipping to 86% in April before stabilizing around 82% in May and June. As the year progresses, a noticeable drop occurs, with July and August seeing comfortable levels of 77% and 72%, respectively. The transition into spring brings a significant reduction, culminating in a low of 48% in October. As November and December approach, humidity starts to creep back up, closing the year at 68%. Overall, the data reveals a clear seasonal pattern, characterized by a humid summer giving way to drier conditions in the latter months of the year.

January Average Humidity in Juiz de Fora

This chart illustrates the average monthly humidity levels in Juiz de Fora, 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 Juiz de Fora is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%85%88%86%82%82%77%72%63%48%61%68%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Juiz de Fora

In January, Juiz de Fora experiences an extreme UV Index of 17, making sun protection crucial with a burn time of just 10 minutes. This trend of high UV exposure continues into February and March with indices of 15 and 13, respectively, maintaining that same brief burn time. As the year progresses, the UV Index starts to decline, dipping to 11 in April and down to 8 in May, although the category remains very high. By June, the index falls further to 7, allowing for a slightly longer burn time of 25 minutes. However, the summer months see a return to elevated levels, with July and August at 8 and 10, demonstrating the enduring intensity of the sun. As the year winds down, the UV Index fluctuates around the extreme to very high categories, peaking again at 16 in December. This pattern highlights a consistently high exposure risk throughout much of the year, underscoring the importance of sun safety. For more detailed information, visit Juiz de Fora UV Index.

Maximum UV Index Levels in Juiz de Fora for January

The chart shows the monthly maximum UV Index (UVI) for Juiz de Fora 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 Juiz de Fora typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec171513118781012131416
Data source: Juiz de Fora 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 Juiz de Fora

In Juiz de Fora, Brazil, January shines brightly with an impressive 264 hours of sunshine, setting the stage for a vibrant start to the year. As the months progress, the sun continues to grace the city, peaking in March with a remarkable 309 hours, igniting a wave of outdoor activities. The sunshine begins to wane slightly in April and May, with 285 and 277 hours respectively, while June holds steady at 270 hours. The trend remains relatively stable through the cooler months, with July tilting back up to 290 hours. As autumn approaches, September sees a resurgence at 296 hours, just before dipping to 257 hours in October. Though November presents the fewest hours at 249, December closes the year on a high note with 279 hours, reminding us of the sunshine that makes Juiz de Fora such a delight throughout the year.

Monthly Sunshine Duration in Juiz de Fora: January Highlighted

The January sunshine duration represents the total number of hours Juiz de Fora 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.
JanFebMarAprMayJunJulAugSepOctNovDec264h262h309h285h277h270h290h268h296h257h249h279h
Data source: Juiz de Fora January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Juiz de Fora During January

In Juiz de Fora, Brazil, January offers a 32% chance of sunny weather, marking it as a month where sunshine is somewhat elusive. This probability is significantly lower compared to the peak sunlight months of July, with a striking 71%, and April at 46%. Interestingly, the likelihood of sun gradually increases as the year progresses, with February and March seeing just 21% and 39% respectively. As one moves into the mid-year months, the chances of clear skies become more favorable, creating a notable contrast to the overcast tendencies commonly experienced in January. So, while January may not be the sunniest month, the shift toward brighter days is just around the corner as the seasons change.

Percentage of Sunny Days in January in Juiz de Fora

The chart illustrates the percentage of sunny days in Juiz de Fora 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 Juiz de Fora experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec32%21%39%46%41%49%72%50%44%10%20%22%
Data source: Juiz de Fora January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Juiz de Fora in January

In Juiz de Fora, Brazil, the daylight duration in January boasts an impressive 13 hours, marking the peak of summer. As the month progresses into February, daylight slightly reduces to 12 hours, a trend that continues through March. By April and May, daylight remains steady at 11 hours, while the winter months of June and July see a further decline to 10 hours. However, as the seasons transition back to warmer weather, August and September experience a revival, returning to 11 hours of daylight. October sees daylight increase once more to 12 hours, paving the way for November and December, where the duration once again peaks at 13 hours. This rhythmic ebb and flow throughout the year highlights the region's vibrant seasonal shifts, making Juiz de Fora a dynamic locale for sunlight seekers.

Average Daylight Hours in Juiz de Fora for January

The chart illustrates the variation in daylight duration in Juiz de Fora throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 16m12h 47m12h 10m11h 33m11h 2m10h 48m10h 56m11h 22m11h 58m12h 35m13h 8m13h 25m
Data source: Juiz de Fora daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Juiz de Fora

In January, Juiz de Fora greets the new year with a gentle breeze, averaging 2.1 m/s (about 5 mph), setting a tranquil tone for the month. As summer unfolds, the winds remain relatively calm, experiencing a decline in February and March, both hovering around 1.6 m/s. However, April witnesses a slight uptick, as winds pick up to 1.9 m/s, while August and September display the years’ highest gusts at 2.2 m/s and 2.4 m/s, respectively. This upward trend peaks in October, reaching 2.5 m/s, before stabilizing towards the year's end with December’s winds settling back to 2.0 m/s. Overall, January serves as a soft prelude to the more invigorating breezes that transition the city through the warmer months.

Average January Wind Speed in Juiz de Fora

The chart displays monthly wind speed patterns in Juiz de Fora, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.1 m/s1.61.61.91.71.91.82.22.42.52.22.0
Data source: Juiz de Fora January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Juiz de Fora Compares to Other Months

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

In comparing the weather patterns of January and February, January typically experiences slightly higher average temperatures, ranging from a minimum of 17°C (64°F) to a maximum of 34°C (94°F), while February starts a bit cooler with a minimum of 16°C (62°F) and maintains a maximum of 34°C (93°F). However, February sees a marked increase in precipitation, totaling 326 mm (12.8 in) over 21 days, compared to January's 193 mm (7.6 in) over 17 days. Additionally, humidity levels rise slightly in February, averaging at 85% compared to January’s 83%. For more detailed information on February weather, you can check Juiz de Fora weather in February.

In comparing the weather of January and March, we observe that both months feature similar temperature ranges, with January having a minimum of 17°C (64°F) and an average of 24°C (76°F), while March’s minimum is slightly lower at 14°C (57°F) and averages at 23°C (74°F). January tends to be the warmer month overall, peaking at 34°C (94°F), compared to March's maximum of 33°C (92°F). However, March sees a slightly higher precipitation level of 232 mm (9.2 in) over 19 days, compared to January's 193 mm (7.6 in) across 17 days. Additionally, humidity levels are notably higher in March at 87%, compared to January’s 83%. For more detailed insights, you can refer to Juiz de Fora weather in March.

In comparison to January, April experiences milder temperatures, with an average of 21°C (71°F) compared to January's warmer average of 24°C (76°F). While January sees higher maximum temperatures reaching up to 34°C (94°F), April's maximum is slightly lower at 32°C (91°F). Precipitation also decreases significantly in April, with only 66 mm (2.6 in) over 12 days, in stark contrast to January's 193 mm (7.6 in) over 17 days. Humidity levels are fairly similar, with January at 83% and April slightly higher at 86%. For more detailed information, you can check Juiz de Fora weather in April.

In January, temperatures in Juiz de Fora vary significantly, with a minimum of 17°C (64°F) and a maximum reaching 34°C (94°F), resulting in an average of 24°C (76°F). This month also sees substantial rainfall, with about 193 mm (7.6 in) of precipitation spread over 17 days, coupled with high humidity levels at 83%. In contrast, May experiences milder temperatures, with a minimum of 7°C (44°F) and a maximum of 30°C (87°F), averaging around 19°C (67°F). Precipitation decreases significantly to 56 mm (2.2 in) over just 7 days, while humidity remains relatively stable at 82%. For a detailed look at the weather in Juiz de Fora during May, visit Juiz de Fora weather in May.

In January, Juiz de Fora experiences much warmer weather, with temperatures ranging from a minimum of 17°C (64°F) to a maximum of 34°C (94°F) and an average temperature of 24°C (76°F). The month is also characterized by significant precipitation, totaling 193 mm (7.6 in) over 17 days, coupled with high humidity levels at 83%.

In contrast, June offers cooler conditions, with temperatures dipping to a minimum of 9°C (48°F) and peaking at 30°C (86°F), resulting in an average temperature of 19°C (66°F). Rainfall is considerably less in June, with only 20 mm (0.8 in) of precipitation over just 4 days, and humidity remains relatively stable at 82%. For a more detailed overview of the weather in June, you can check Juiz de Fora weather in June.

In January, the weather is warm and humid, with temperatures ranging from a minimum of 17°C (64°F) to a maximum of 34°C (94°F) and an average of 24°C (76°F). The month is characterized by significant rainfall, receiving about 193 mm (7.6 in) over 17 days, resulting in a humidity level of 83%. In contrast, July brings much cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 29°C (85°F), averaging around 17°C (63°F). Precipitation is minimal in July, with only 14 mm (0.5 in) across just 3 days and a slightly lower humidity of 77%. For a detailed view of what to expect, you can check Juiz de Fora weather in July.

The weather in January is markedly warmer and more humid compared to August. January sees temperatures ranging from a minimum of 17°C (64°F) to a maximum of 34°C (94°F), with an average of 24°C (76°F), coupled with high humidity at 83%. However, it also experiences considerable rainfall, totaling 193 mm (7.6 in) over 17 days. In contrast, August has a cooler climate with temperatures ranging from 5°C (41°F) to 31°C (89°F) and an average of 18°C (65°F). There is significantly less precipitation in August, with only 39 mm (1.6 in) falling over 6 days and a reduced humidity level of 72%. For more specifics about August weather, check Juiz de Fora weather in August.

In January, the weather is notably warmer and more humid, with average temperatures ranging from a minimum of 17°C (64°F) to a maximum of 34°C (94°F) and a high humidity level of 83%. The month also experiences significant rainfall, totaling 193 mm (7.6 in) over 17 days. In contrast, September offers a cooler climate, with average temperatures varying from 11°C (51°F) to a similar peak of 34°C (94°F). Precipitation is much lighter at 54 mm (2.1 in) over just 7 days and humidity drops to a more comfortable 63%. For a detailed look at weather specifics in September, you can visit Juiz de Fora weather in September.

In January, the weather is typically warm and humid, with average temperatures ranging from a minimum of 17°C (64°F) to a maximum of 34°C (94°F). The month experiences significant rainfall, totaling 193 mm (7.6 in), spread over 17 days, which contributes to a high humidity level of 83%. In contrast, October offers a slightly cooler experience, with average temperatures between 13°C (55°F) and 35°C (96°F). While the maximum temperature in October can reach 35°C (96°F), it generally feels less humid, with humidity levels dropping to 48%. Rainfall in October also decreases to 155 mm (6.1 in), occurring across 19 days. For more detailed information, visit Juiz de Fora weather in October.

In comparing the weather between January and November, January tends to be warmer overall, with average temperatures ranging from a minimum of 17°C (64°F) to a maximum of 34°C (94°F). In contrast, November presents slightly cooler conditions, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 34°C (93°F). Precipitation is also higher in November, totaling 250 mm (9.8 in) over 21 days, compared to January’s 193 mm (7.6 in) over 17 days. Additionally, January experiences higher humidity levels at 83%, whereas November's humidity averages 61%. For more detailed insights on November weather, you can visit Juiz de Fora weather in November.

In comparing the weather between January and December, January generally experiences slightly warmer temperatures, with an average of 24°C (76°F) compared to December's 23°C (74°F). However, January sees a higher minimum temperature of 17°C (64°F) versus December’s 13°C (56°F). Both months reach similar maximum temperatures of around 34°C (94°F for January and 93°F for December). Precipitation is notably higher in December, with 311 mm (12.2 in) falling over 23 days, compared to January's 193 mm (7.6 in) over 17 days. Additionally, January has a higher humidity level at 83%, while December's humidity stands at 68%. For more detailed insights, you can check Juiz de Fora weather in December.

Compare Juiz de Fora's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Juiz de Fora

January in Juiz de Fora is marked by warm temperatures and high humidity, setting it apart from other months of the year. While daytime highs can reach a sweltering 34°C, the average temperature stays comfortably around 24°C, offering a mix of heat and relief. The month also experiences considerable rainfall, with around 17 days of precipitation contributing to a total of 193 mm. This makes January one of the wetter months, creating a vibrant landscape but also requiring visitors to prepare for the rain. For those looking to understand the broader weather patterns, explore more about the region's climate at Juiz de Fora Climate.