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August Weather in Chimaltenango, Guatemala

Last updated: August 23, 2025

In August, the average temperature in Chimaltenango, Guatemala is a pleasant 19°C (67°F). Expect a minimum of 13°C (55°F) and a maximum of 29°C (85°F). However, be prepared for some rain, as you'll likely encounter 134 mm (5.3 in) of precipitation spread over 20 days. The average humidity is quite high at 82%, contributing to a vibrant, lush atmosphere.

August Temperature in Chimaltenango

In August in Chimaltenango, the average temperature is 19°C (67°F). Maximum temperatures can reach 29°C (85°F), while minimums can be as low as 13°C (55°F). This mild climate makes it an ideal time for outdoor activities and sightseeing.

August Weather in Chimaltenango: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Chimaltenango, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chimaltenango, August typically has an average temperature of 19°C (67°F), with highs reaching up to 29°C (85°F) and lows dropping to around 13°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec626466686867676767666463
Data source: Temperature data for Chimaltenango 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.

August Precipitation in Chimaltenango

In Chimaltenango, in August, the precipitation amount is 134 mm (5.3 in) distributed over 20 days.

August Precipitation Trends in Chimaltenango

The chart displays monthly precipitation patterns in Chimaltenango, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Chimaltenango, August typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec117850153258941341901915112
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Chimaltenango

In Chimaltenango in August humidity is 82%. With an average temperature of 19°C (67°F), this humidity feels like a heavy blanket wrapping around you, making each step feel sluggish and the air thick as you explore the sights.

August Average Humidity in Chimaltenango

This chart illustrates the average monthly humidity levels in Chimaltenango, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Chimaltenango is approximately 82%, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Chimaltenango

In Chimaltenango in August, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Chimaltenango, you can check here.

Maximum UV Index Levels in Chimaltenango for August

The chart shows the monthly maximum UV Index (UVI) for Chimaltenango in August, 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 August, the maximum UV index in Chimaltenango typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111315151414151414131110
Data source: Chimaltenango August 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 August Weather in Chimaltenango Compares to Other Months

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

This table compares monthly weather conditions in Chimaltenango, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (62°F)11 mm (0.4 inches)76%extreme
February Weather18°C (65°F)7 mm (0.3 inches)68%extreme
March Weather19°C (66°F)8 mm (0.3 inches)59%extreme
April Weather20°C (69°F)50 mm (2.0 inches)57%extreme
May Weather20°C (69°F)153 mm (6.0 inches)65%extreme
June Weather19°C (67°F)258 mm (10.2 inches)66%extreme
July Weather19°C (67°F)94 mm (3.7 inches)75%extreme
August Weather19°C (67°F)134 mm (5.3 inches)82%extreme
September Weather19°C (67°F)190 mm (7.5 inches)82%extreme
October Weather19°C (66°F)191 mm (7.5 inches)83%extreme
November Weather18°C (64°F)51 mm (2.0 inches)80%extreme
December Weather17°C (63°F)12 mm (0.5 inches)76%very high

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