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January Weather in San Juan Tulija (San Juan), Mexico

Last updated: August 27, 2025

In San Juan Tulija (San Juan), Mexico, the average temperature in January hovers around 20°C (68°F). Expect a range from a cool 8°C (47°F) to a warm 31°C (88°F). Rainfall averages about 125 mm (4.9 in) over 12 days, and humidity can be quite high at 84%.

January Temperature in San Juan Tulija (San Juan)

In January in San Juan Tulija (San Juan), the average temperature is 20°C (68°F). The maximum can reach 31°C (88°F) and the minimum can be as low as 8°C (47°F). This makes it a great time to enjoy outdoor activities while being prepared for varying weather conditions.

January Weather in San Juan Tulija (San Juan): Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in San Juan Tulija (San Juan), showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Juan Tulija (San Juan), January typically has an average temperature of 20°C (68°F), with highs reaching up to 31°C (88°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec687073777977777776757169
Data source: Temperature data for San Juan Tulija (San Juan) 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 Juan Tulija (San Juan)

In San Juan Tulija (San Juan) in January, the total precipitation amount is 125 mm (4.9 in) spread over 12 days.

January Precipitation Trends in San Juan Tulija (San Juan)

The chart displays monthly precipitation patterns in San Juan Tulija (San Juan), 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 Juan Tulija (San Juan), January typically receives around 125 mm (4.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec125594173172360127213284321197116
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in San Juan Tulija (San Juan)

In San Juan Tulija (San Juan) in January humidity is 84%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket, making travel a challenge as the air clings to your skin, and every step feels heavier in the mugginess.

January Average Humidity in San Juan Tulija (San Juan)

This chart illustrates the average monthly humidity levels in San Juan Tulija (San Juan), 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 Juan Tulija (San Juan) is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%73%59%53%54%55%61%71%77%78%82%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in San Juan Tulija (San Juan)

In San Juan Tulija (San Juan) 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 Juan Tulija (San Juan).

Maximum UV Index Levels in San Juan Tulija (San Juan) for January

The chart shows the monthly maximum UV Index (UVI) for San Juan Tulija (San Juan) 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 Juan Tulija (San Juan) typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141414131312109
Data source: San Juan Tulija (San Juan) 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 Juan Tulija (San Juan) Compares to Other Months

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

This table compares monthly weather conditions in San Juan Tulija (San Juan), showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (68°F)125 mm (4.9 inches)84%very high
February Weather21°C (71°F)59 mm (2.3 inches)73%extreme
March Weather23°C (73°F)41 mm (1.6 inches)59%extreme
April Weather25°C (78°F)73 mm (2.9 inches)52%extreme
May Weather26°C (79°F)172 mm (6.8 inches)53%extreme
June Weather25°C (77°F)360 mm (14.2 inches)55%extreme
July Weather25°C (77°F)127 mm (5.0 inches)61%extreme
August Weather25°C (77°F)213 mm (8.4 inches)71%extreme
September Weather25°C (76°F)284 mm (11.2 inches)77%extreme
October Weather24°C (75°F)321 mm (12.6 inches)78%extreme
November Weather22°C (71°F)197 mm (7.7 inches)82%very high
December Weather20°C (69°F)116 mm (4.6 inches)86%very high

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