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January Weather in San Jeronimo, Mexico

Last updated: August 27, 2025

In January, the average temperature in San Jeronimo, Mexico hovers around 21°C (70°F). You can expect a pleasant range, with minimums dipping to 8°C (46°F) and highs reaching 32°C (89°F). With an average humidity of 65%, the climate remains comfortable. Additionally, be prepared for 5 mm (0.2 in) of rain over 1 day during the month.

January Temperature in San Jeronimo

In January in San Jeronimo, the average temperature is 21°C (70°F), with maximums reaching up to 32°C (89°F) and minimums dropping as low as 8°C (46°F). This pleasant climate makes San Jeronimo an ideal destination for travelers looking to enjoy warm days and cooler evenings.

January Weather in San Jeronimo: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in San Jeronimo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Jeronimo, January typically has an average temperature of 21°C (70°F), with highs reaching up to 32°C (89°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec697173757572737272727170
Data source: Temperature data for San Jeronimo 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 San Jeronimo

In San Jeronimo in January, the precipitation amount is 5 mm (0.2 in) over a duration of 1 day.

January Precipitation Trends in San Jeronimo

The chart displays monthly precipitation patterns in San Jeronimo, 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 San Jeronimo, January typically receives around 5 mm (0.2 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec527121184323104375223914622
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in San Jeronimo

In San Jeronimo in January humidity is 65%. With an average temperature of 21°C (70°F), this humidity feels quite sticky and can make outdoor activities feel a bit tiring; it's best to stay hydrated and take breaks in the shade while exploring.

January Average Humidity in San Jeronimo

This chart illustrates the average monthly humidity levels in San Jeronimo, 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 San Jeronimo is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%61%59%62%73%78%79%82%82%79%72%70%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in San Jeronimo

In San Jeronimo in January, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in San Jeronimo.

Maximum UV Index Levels in San Jeronimo for January

The chart shows the monthly maximum UV Index (UVI) for San Jeronimo 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 San Jeronimo typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121415151414141412109
Data source: San Jeronimo 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.

How January Weather in San Jeronimo Compares to Other Months

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

This table compares monthly weather conditions in San Jeronimo, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (70°F)5 mm (0.2 inches)65%very high
February Weather21°C (71°F)2 mm (0.1 inches)61%extreme
March Weather23°C (73°F)7 mm (0.3 inches)59%extreme
April Weather24°C (75°F)12 mm (0.5 inches)62%extreme
May Weather24°C (76°F)118 mm (4.7 inches)73%extreme
June Weather22°C (73°F)432 mm (17.0 inches)78%extreme
July Weather23°C (73°F)310 mm (12.2 inches)79%extreme
August Weather22°C (72°F)437 mm (17.2 inches)82%extreme
September Weather22°C (72°F)522 mm (20.6 inches)82%extreme
October Weather22°C (72°F)391 mm (15.4 inches)79%extreme
November Weather22°C (71°F)46 mm (1.8 inches)72%very high
December Weather21°C (70°F)22 mm (0.9 inches)70%very high

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