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January Weather in San Juan Atitan, Guatemala

Last updated: August 23, 2025

In January, the average temperature in San Juan Atitan, Guatemala is a mild 12°C (55°F). Expect a range from a brisk 2°C (35°F) at its coolest to a pleasant 24°C (76°F) at its warmest. With an average precipitation of 33 mm (1.3 in) over 7 days, you'll want to be prepared for occasional showers. The air feels a bit damp with an average humidity of 76%, adding to the charm of the season.

January Temperature in San Juan Atitan

In January in San Juan Atitan, the average temperature is 12°C (55°F). Maximum temperatures can reach 24°C (76°F), while minimums can drop as low as 2°C (35°F). This mild climate makes San Juan Atitan a pleasant destination for travelers seeking a comfortable outdoor experience.

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

The chart illustrates January temperature patterns in San Juan Atitan, 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 Atitan, January typically has an average temperature of 12°C (55°F), with highs reaching up to 24°C (76°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec545657606059595959595755
Data source: Temperature data for San Juan Atitan 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 Atitan

In San Juan Atitan in January, the precipitation amount is 33 mm (1.3 in) over a period of 7 days.

January Precipitation Trends in San Juan Atitan

The chart displays monthly precipitation patterns in San Juan Atitan, 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 Atitan, January typically receives around 33 mm (1.3 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec3324251082743221362152392409929
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in San Juan Atitan

In San Juan Atitan in January humidity is 76%. With an average temperature of 12°C (55°F), this humidity feels like a damp embrace, making traveling somewhat uncomfortable as the air clings to your skin and can leave you feeling cooler than expected.

January Average Humidity in San Juan Atitan

This chart illustrates the average monthly humidity levels in San Juan Atitan, 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 Atitan is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%68%59%57%65%66%75%82%82%83%80%76%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in San Juan Atitan

In San Juan Atitan in January, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in San Juan Atitan.

Maximum UV Index Levels in San Juan Atitan for January

The chart shows the monthly maximum UV Index (UVI) for San Juan Atitan 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 Atitan typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111315161515151515131110
Data source: San Juan Atitan 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 Atitan Compares to Other Months

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

This table compares monthly weather conditions in San Juan Atitan, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (55°F)33 mm (1.3 inches)76%extreme
February Weather13°C (56°F)24 mm (0.9 inches)68%extreme
March Weather14°C (58°F)25 mm (1.0 inches)59%extreme
April Weather15°C (60°F)108 mm (4.3 inches)57%extreme
May Weather16°C (60°F)274 mm (10.8 inches)65%extreme
June Weather15°C (60°F)322 mm (12.7 inches)66%extreme
July Weather15°C (59°F)136 mm (5.4 inches)75%extreme
August Weather15°C (59°F)215 mm (8.4 inches)82%extreme
September Weather15°C (59°F)239 mm (9.4 inches)82%extreme
October Weather15°C (59°F)239 mm (9.4 inches)83%extreme
November Weather14°C (57°F)99 mm (3.9 inches)80%extreme
December Weather13°C (55°F)29 mm (1.1 inches)76%very high

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