August Weather in Santiago Chimaltenango, Guatemala

Last updated: August 23, 2025

In Santiago Chimaltenango, Guatemala, the average temperature in August hovers around 18°C (65°F). Expect a range where temperatures can dip to a cool 10°C (50°F) and soar to a warm 28°C (82°F). During this month, anticipate 245 mm (9.6 in) of precipitation spread over 25 days, contributing to an average humidity of 82%. Prepare for a blend of warmth and wetness as you enjoy your time in this vibrant locale!

August Temperature in Santiago Chimaltenango

In August in Santiago Chimaltenango, the average temperature is 18°C (65°F). Maximum temperatures can reach 28°C (82°F), while minimums can drop as low as 10°C (50°F). This mild weather makes Santiago Chimaltenango an ideal destination for travelers seeking comfortable conditions for outdoor activities.

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

The chart illustrates August temperature patterns in Santiago Chimaltenango, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santiago Chimaltenango, August typically has an average temperature of 18°C (65°F), with highs reaching up to 28°C (82°F) and lows dropping to around 10°C (50°F).

Data source: Temperature data for Santiago Chimaltenango generated using information from the Copernicus Climate Change Service.

August Precipitation in Santiago Chimaltenango

In Santiago Chimaltenango in August, the total precipitation amounts to 245 mm (9.6 in) distributed over 25 days.

August Precipitation Trends in Santiago Chimaltenango

The chart displays monthly precipitation patterns in Santiago 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 Santiago Chimaltenango, August typically receives around 245 mm (9.6 inches) of precipitation spread over approximately 25 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

August Humidity in Santiago Chimaltenango

In Santiago Chimaltenango in August, humidity is 82%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can quickly leave travelers feeling fatigued and in need of frequent breaks to stay refreshed and hydrated.

August Average Humidity in Santiago Chimaltenango

This chart illustrates the average monthly humidity levels in Santiago 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 Santiago Chimaltenango is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Santiago Chimaltenango

In Santiago Chimaltenango in August, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Santiago Chimaltenango.

Maximum UV Index Levels in Santiago Chimaltenango for August

The chart shows the monthly maximum UV Index (UVI) for Santiago 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 Santiago Chimaltenango typically reaches 15, which falls under the extreme exposure category.

Data source: Santiago 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 Santiago Chimaltenango Compares to Other Months

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

This table compares monthly weather conditions in Santiago Chimaltenango, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (61°F)	10 mm (0.4 inches)	76%	extreme
February Weather	17°C (63°F)	6 mm (0.2 inches)	68%	extreme
March Weather	18°C (65°F)	8 mm (0.3 inches)	59%	extreme
April Weather	19°C (67°F)	35 mm (1.4 inches)	57%	extreme
May Weather	19°C (67°F)	179 mm (7.0 inches)	65%	extreme
June Weather	18°C (65°F)	341 mm (13.4 inches)	66%	extreme
July Weather	18°C (65°F)	127 mm (5.0 inches)	75%	extreme
August Weather	18°C (65°F)	245 mm (9.6 inches)	82%	extreme
September Weather	18°C (64°F)	308 mm (12.1 inches)	82%	extreme
October Weather	18°C (64°F)	246 mm (9.7 inches)	83%	extreme
November Weather	17°C (62°F)	60 mm (2.4 inches)	80%	extreme
December Weather	16°C (61°F)	14 mm (0.6 inches)	76%	very high