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January Weather in San Andres, Guatemala

Last updated: August 23, 2025

In January, the average temperature in San Andres, Guatemala hovers around 24°C (75°F). Expect a range where the temperature can dip to a chilly 13°C (56°F) or soar up to a sweltering 36°C (97°F). With 29 mm (1.1 in) of precipitation spread over 6 days, you might want to keep that umbrella handy. Don't forget, the air can feel quite humid, with an average humidity level of 84%!

January Temperature in San Andres

In January in San Andres, the average temperature is 24°C (75°F), with maximums reaching up to 36°C (97°F) and minimums dropping as low as 13°C (56°F). It's a great time to explore San Andres, so pack accordingly to enjoy both warm days and cooler evenings.

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

The chart illustrates January temperature patterns in San Andres, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Andres, January typically has an average temperature of 24°C (75°F), with highs reaching up to 36°C (97°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec757982868783838382807775
Data source: Temperature data for San Andres 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 Andres

In San Andres in January, the precipitation amount is 29 mm (1.1 in) over the course of 6 days.

January Precipitation Trends in San Andres

The chart displays monthly precipitation patterns in San Andres, 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 Andres, January typically receives around 29 mm (1.1 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec291328241012541191422191848848
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in San Andres

In San Andres in January humidity is 84%. With an average temperature of 24°C (75°F), this humidity feels like a warm, tropical embrace, making it essential for travelers to stay hydrated and plan outdoor activities for early mornings or late afternoons when the heat is more bearable.

January Average Humidity in San Andres

This chart illustrates the average monthly humidity levels in San Andres, 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 Andres 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 Andres

In San Andres in January, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in San Andres.

Maximum UV Index Levels in San Andres for January

The chart shows the monthly maximum UV Index (UVI) for San Andres 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 Andres typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111314131313131312108
Data source: San Andres 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 Andres Compares to Other Months

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

This table compares monthly weather conditions in San Andres, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)29 mm (1.1 inches)84%very high
February Weather26°C (79°F)12 mm (0.5 inches)73%extreme
March Weather28°C (82°F)28 mm (1.1 inches)59%extreme
April Weather30°C (87°F)24 mm (0.9 inches)52%extreme
May Weather30°C (87°F)101 mm (4.0 inches)53%extreme
June Weather28°C (83°F)254 mm (10.0 inches)55%extreme
July Weather28°C (83°F)119 mm (4.7 inches)61%extreme
August Weather28°C (84°F)142 mm (5.6 inches)71%extreme
September Weather28°C (82°F)219 mm (8.6 inches)77%extreme
October Weather27°C (80°F)184 mm (7.2 inches)78%extreme
November Weather25°C (77°F)88 mm (3.5 inches)82%very high
December Weather24°C (76°F)48 mm (1.9 inches)86%very high

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