January Weather in Guanajuato, Mexico

Last updated: April 22, 2025

Guanajuato, Mexico, in January showcases a delightful blend of mild and comfortable weather. The maximum temperature reaches a warm 34°C (93°F), while the average temperature settles at a pleasant 24°C (75°F), making it ideal for outdoor exploration. Evenings can cool down to a refreshing 14°C (57°F), offering a perfect opportunity for cozy nights. Notably, precipitation is minimal, with just 3 mm (0.1 in) of rain recorded and no rainy days to disrupt your plans. Despite a humidity level of 70%, January in Guanajuato is characterized by bright days and clear skies, inviting visitors to experience its vibrant culture and stunning landscapes.

January Temperature in Guanajuato

In Guanajuato, Mexico, January brings a delightful mix of mild temperatures and pleasant sunshine. With a minimum of 14°C (57°F) and a comfortable average of 24°C (75°F), the month sees highs reaching up to 34°C (93°F). This trend of gradually warming temperatures continues into February, where the average climbs slightly to 25°C (77°F), retaining the same peak. As spring approaches in March and April, the warmth increases further, with maximums reaching 35°C (95°F) and 96°F, respectively. Overall, this initial slice of the year showcases a consistent pattern of gradual warmth, making Guanajuato an inviting destination for those looking to escape the cold.

January Weather in Guanajuato: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Guanajuato, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec757678797977787777777775
Data source: Temperature data for Guanajuato 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 Guanajuato

In January, Guanajuato experiences remarkably low precipitation, with only 3 mm (0.1 in) recorded and no rainy days to disrupt the typically dry winter landscape. This pattern continues into February, maintaining the same minimal levels, before a noticeable increase begins in March as the region transitions to its wetter months. By April, precipitation rises sharply to 39 mm (1.5 in), setting the stage for the rainy season that follows. The real deluge begins in May, where rain becomes frequent, reaching an average of 176 mm (6.9 in) over 24 days. The peak occurs in August and September, with rainfall surging to 355 mm (14.0 in) and 391 mm (15.4 in), respectively. This progressive escalation in precipitation highlights Guanajuato's transformation from a dry winter to a vibrant, lush summer, showcasing the dynamic climatic shifts that define the region.

January Precipitation Trends in Guanajuato

The chart displays monthly precipitation patterns in Guanajuato, 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.
JanFebMarAprMayJunJulAugSepOctNovDec331139176327277355391323384
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Guanajuato

In January, Guanajuato experiences a humidity level of 70%, setting the tone for a subtly moist start to the year. As winter transitions into spring, humidity begins to dip slightly, dropping to 68% in February and continuing its decline to 64% in March. However, this trend shifts in the following months, with humidity levels rising again, peaking in the summer. By May, it climbs to 74%, and the warmer months see consistent increases, reaching a peak of 82% in August. As autumn approaches, humidity levels remain relatively high, fluctuating between 80% and 81% from September through November, before closing the year at 75% in December. This pattern illustrates a clear seasonal rhythm, with cooler months reflecting lower humidity and the summer bringing a sticky warmth that lingers into the fall.

January Average Humidity in Guanajuato

This chart illustrates the average monthly humidity levels in Guanajuato, with January's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how January's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec70%68%64%67%74%78%82%82%80%81%80%75%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Guanajuato

In January, Guanajuato experiences a UV Index of 10, categorized as very high, with a recommended burn time of just 15 minutes. As the year progresses, the UV Index escalates sharply, reaching 12 in February and peaking at 14 from April through July—an extreme level that advises careful sun protection with a mere 10 minutes of unprotected exposure. This pattern of high UV levels persists into late summer and early autumn, before slightly dropping back to 10 in November and 9 in December, both classified as very high. This trend underscores the importance of vigilance against UV exposure during Guanajuato's sun-drenched months. For more insights on this vital information, visit the Guanajuato UV Index.

Maximum UV Index Levels in Guanajuato for January

The chart shows the monthly maximum UV Index (UVI) for Guanajuato 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.
JanFebMarAprMayJunJulAugSepOctNovDec10121314141414131312109
Data source: Guanajuato 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 Guanajuato

January in Guanajuato, Mexico, ushers in an impressive 249 hours of sunshine, setting the stage for a vibrant start to the year. As winter gives way to early spring, daylight becomes almost plentiful, with February rising to 282 hours. This upward trend continues into March, where the city basks in 322 hours of radiant sun, marking the peak of brightness for the first quarter. The charming city maintains its sunny disposition through April and May, with 315 and 317 hours respectively, making spring an ideal season for exploration. Though the sun dips slightly in June with 275 hours, it soon rebounds in the summer months, as July and August both boast 322 and 302 hours respectively. The fall reaffirms Guanajuato’s sunny allure, with September and October showcasing nearly identical totals of 288 and 289 hours. As the year wraps up, the sunshine persists, with November at 309 hours and December following closely with 314 hours, ensuring that even as the temperatures cool, the warmth of the sun lingers over this enchanting destination.

Monthly Sunshine Duration in Guanajuato: January Highlighted

The January sunshine duration represents the total number of hours Guanajuato 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.
JanFebMarAprMayJunJulAugSepOctNovDec249h282h322h315h317h275h322h302h288h289h309h314h
Data source: Guanajuato January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Guanajuato During January

In Guanajuato, Mexico, January enjoys a 68% chance of sunny weather, making it a favorable time to visit for those seeking warmth and brightness. This percentage is notably lower than February's impressive 88%, indicating a gradual increase in sunshine as winter transitions to spring. March follows closely with a 79% likelihood, while the chances for April dip to 57%, suggesting an early onset of rain as the month progresses. Interestingly, the trend shifts dramatically as the year moves into late spring and summer, with May seeing only a 32% chance of sun and dwindling significantly to mere 12% in June. As the rainy season sets in from June through August, the sunny days become scarce, before picking up again in autumn with a 70% chance in November, followed by a robust 85% in December. Overall, January is a solid choice for sunshine seekers, setting the stage for the sunnier months ahead.

Percentage of Sunny Days in January in Guanajuato

The chart illustrates the percentage of sunny days in Guanajuato 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 Guanajuato experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec68%88%79%57%33%12%17%13%15%35%70%85%
Data source: Guanajuato January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Guanajuato in January

In Guanajuato, Mexico, January ushers in 11 hours of daylight, a duration that remains consistent through February. As the months progress into March, daylight gradually extends to 12 hours, signaling the arrival of spring. This trend continues through the summer, peaking at 13 hours in June. Following this sunny crescendo, daylight hours gently taper back, returning to 12 hours from July to September. As autumn approaches in October, the light diminishes once more to 11 hours, where it remains stable through the end of the year in November and December. This rhythmic ebb and flow of daylight not only marks the changing seasons but also enhances the vibrant culture and activities found in this historic city.

Average Daylight Hours in Guanajuato for January

The chart illustrates the variation in daylight duration in Guanajuato throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 17m11h 37m12h 2m12h 29m12h 51m13h 2m12h 56m12h 36m12h 11m11h 45m11h 22m11h 11m
Data source: Guanajuato daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Guanajuato

In January, Guanajuato greets visitors with a gentle breeze, boasting an average wind speed of 2.0 m/s (4 mph). This subtle gust sets the stage for a month of mild weather, characterized by calmness that gradually wanes into the warmer months. As February unfolds, winds pick up slightly to 2.1 m/s, creating a whisper of change before easing into the stillness of spring. By March, the winds soften to 1.9 m/s and continue to reduce through April and May, where the breezes drop to a leisurely 1.2 m/s. This trend of diminishing wind continues into the summer months, with July and August witnessing the calmest conditions, averaging a mere 1.1 m/s. However, as the year turns to November, the winds reassert themselves at 2.1 m/s, a reminder of the seasonal shifts that keep Guanajuato's charm ever-present. The cyclical nature of the wind patterns reflects a beautiful rhythm in this vibrant city, inviting exploration in every breeze.

Average January Wind Speed in Guanajuato

The chart displays monthly wind speed patterns in Guanajuato, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.0 m/s2.11.91.71.21.21.11.11.21.22.11.7
Data source: Guanajuato January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Guanajuato Compares to Other Months

The weather in Guanajuato changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of January's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Guanajuato and find detailed weather information for every month.

January and February experience similar weather patterns, with both months featuring warm temperatures and low precipitation. In January, the minimum temperature hovers around 14°C (57°F), with an average of 24°C (75°F) and a maximum reaching 34°C (93°F). The humidity is slightly higher at 70%, but there is no recorded precipitation. In February, the weather remains almost unchanged, with a minimum of 14°C (58°F) and a slight increase in average temperature to 25°C (77°F), while the maximum stays the same at 34°C (93°F). Humidity drops slightly to 68%, and precipitation remains at 3 mm (0.1 in) with no rainy days. For more detailed information, you can check Guanajuato weather in February.

In January, the weather is generally warm and dry, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 34°C (93°F) and an average of 24°C (75°F). The humidity is relatively high at 70%, but there is no recorded precipitation during the month. In contrast, March sees slightly warmer temperatures, with a minimum of 18°C (64°F) and a maximum of 35°C (95°F), averaging 26°C (78°F). The humidity drops to 64%, and there is a little more moisture, with 11 mm (0.4 in) of precipitation over 2 days. For more details on the weather during this month, check out Guanajuato weather in March.

In January, the weather is generally mild, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 34°C (93°F) and an average of 24°C (75°F). This month sees very little precipitation, with only 3 mm recorded over 0 days, and humidity levels are relatively high at 70%.

In contrast, April experiences warmer temperatures, with a minimum of 18°C (64°F) and a maximum of 35°C (96°F), averaging 26°C (79°F). However, this month also brings more rainfall, totaling 39 mm over 7 days, and humidity drops slightly to 67%. For a more detailed look at what to expect, you can check Guanajuato weather in April.

The weather in January is generally warmer with average temperatures ranging from a minimum of 14°C (57°F) to a maximum of 34°C (93°F), accompanied by low precipitation of just 3 mm (0.1 in) over zero days, making it a dry month with a humidity level of 70%. In contrast, May experiences higher minimum temperatures around 21°C (69°F) and averages a slightly cooler maximum of 35°C (95°F). However, it sees significant rainfall, with a total of 176 mm (6.9 in) spread across 24 days, leading to a higher humidity level of 74%. For more details on the weather in May, you can check Guanajuato weather in May.

In January, Guanajuato experiences mild weather with average temperatures ranging from a minimum of 14°C (57°F) to a maximum of 34°C (93°F). The month sees very little precipitation, with only 3 mm (0.1 in) recorded and no rainy days, and humidity levels are moderate at around 70%. In contrast, June brings warmer temperatures, with a minimum of 20°C (68°F) and an average of 25°C (78°F), but the weather shifts dramatically as it becomes a rainy season; the region receives about 327 mm (12.9 in) of precipitation over 26 days, contributing to a higher humidity level of 78%. For more details on the specific weather conditions, you can visit Guanajuato weather in June.

January and July present notably different weather patterns. In January, temperatures range from a mild minimum of 14°C (57°F) to a warm maximum of 34°C (93°F), with an average of 24°C (75°F). The dry conditions are highlighted by a lack of precipitation, making it an ideal month for outdoor activities with only 3 mm of rain across the month. In contrast, July experiences warmer temperatures, with a minimum of 20°C (69°F) and an average of 26°C (78°F), though it rarely exceeds 33°C (91°F). However, it brings significant rainfall, with 277 mm (10.9 in) over 29 days, resulting in higher humidity levels at 81%. For more detailed insights, you can check Guanajuato weather in July.

The weather in January is typically warm and dry, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 34°C (93°F) and an average of 24°C (75°F). This month receives very little precipitation, averaging only 3 mm (0.1 in) over no rain days, and features a moderate humidity level of 70%. In contrast, August experiences a different climate, with minimum temperatures around 20°C (68°F) and maximums of 33°C (91°F), maintaining a similar average of 25°C (78°F). However, August is notably much wetter, with a significant 355 mm (14.0 in) of rainfall across 28 days and increased humidity at 82%. For more details, you can check Guanajuato weather in August.

In January, the weather is warm with temperatures ranging from a comfortable minimum of 14°C (57°F) to a maximum of 34°C (93°F) and an average of 24°C (75°F). This month experiences very little precipitation, with only 3 mm (0.1 in) and no rainy days, making it a dry period with a humidity level of 70%. In contrast, September is much wetter, with temperatures slightly cooler, ranging from a minimum of 20°C (69°F) to a maximum of 32°C (89°F) and an average of 25°C (77°F). The month sees significant rainfall, accumulating 391 mm (15.4 in) over 27 days, resulting in higher humidity at 80%. For more details on September weather, you can check Guanajuato weather in September.

In January, the weather tends to be warm and dry, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 34°C (93°F) and minimal precipitation of just 3 mm (0.1 in) over the month. The humidity is relatively comfortable at 70%, offering pleasant conditions for outdoor activities. In stark contrast, October experiences a warmer minimum temperature of 20°C (68°F) and an average temperature of 25°C (77°F), but this month is significantly wetter, with 323 mm (12.7 in) of rain over 27 days. The humidity also rises to 81%, contributing to a more tropical feel. For more detailed insights, check out Guanajuato weather in October.

In January, the weather in Guanajuato is marked by warmer temperatures, ranging from a minimum of 14°C (57°F) to a maximum of 34°C (93°F), with an average temperature of 24°C (75°F). This month experiences low precipitation, with only 3 mm (0.1 in) recorded over no rainy days, and humidity levels around 70%. In contrast, November sees slightly higher temperatures, with a minimum of 17°C (63°F) and an average of 25°C (77°F), peaking at 33°C (92°F). This month is also much wetter, receiving 38 mm (1.5 in) of rain over 8 days, and higher humidity at 80%. For a more detailed look at the November climate, visit Guanajuato weather in November.

In comparison to December, January showcases slightly warmer temperatures, with minimums reaching 14°C (57°F) compared to December's 16°C (60°F). Both months have an average temperature of around 24°C (75°F), but January boasts a maximum temperature of 34°C (93°F), making it a tad hotter than December's peak of 33°C (91°F). Precipitation in January is minimal, at just 3 mm (0.1 in) and no rainy days, while December sees a bit more moisture with 4 mm (0.2 in) over two days. Humidity levels are also slightly lower in January at 70% versus December's 75%. For more detailed insights, you can visit Guanajuato weather in December.

Compare Guanajuato's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Guanajuato

In January, Guanajuato enjoys a mild and dry climate, distinguishing it from the more humid months that follow. With average temperatures hovering around a comfortable 24°C (75°F), visitors can relish the warm days and cool evenings. Unlike later months, January sees minimal rainfall, with 0 precipitation days, making it an ideal time for outdoor exploration. The pleasant 70% humidity ensures that the air feels fresh rather than sticky, creating a delightful ambiance for both tourists and locals. For a deeper insight into the annual weather patterns, check out Guanajuato Climate.