August Weather in Belen, Costa Rica

Last updated: August 23, 2025

In August, the average temperature in Belen, Costa Rica is a warm 27°C (81°F), with a comfortable minimum of 22°C (71°F) and a sizzling maximum reaching 36°C (96°F). Expect 224 mm (8.8 in) of precipitation spread over 21 days, contributing to an average humidity of 82%. Whether you're planning to bask in the sun or prepare for occasional rain, this month offers a blend of warmth and moisture!

August Temperature in Belen

In August in Belen, the average temperature is 27°C (81°F), with maximums reaching up to 36°C (96°F) and minimums dropping as low as 22°C (71°F). It's a great time to visit for warm weather and outdoor activities!

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

The chart illustrates August temperature patterns in Belen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Belen, August typically has an average temperature of 27°C (81°F), with highs reaching up to 36°C (96°F) and lows dropping to around 22°C (71°F).

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

August Precipitation in Belen

In Belen, in August, the precipitation amount is 224 mm (8.8 in) over a span of 21 days.

August Precipitation Trends in Belen

The chart displays monthly precipitation patterns in Belen, 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 Belen, August typically receives around 224 mm (8.8 inches) of precipitation spread over approximately 21 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 Belen

In Belen in August humidity is 82%. With an average temperature of 27°C (81°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel more exhausting, and leaving you longing for the relief of air-conditioned spaces during your travels.

August Average Humidity in Belen

This chart illustrates the average monthly humidity levels in Belen, 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 Belen 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 Belen

In Belen in August, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Belen.

Maximum UV Index Levels in Belen for August

The chart shows the monthly maximum UV Index (UVI) for Belen 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 Belen typically reaches 13, which falls under the extreme exposure category.

Data source: Belen 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 Belen Compares to Other Months

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

This table compares monthly weather conditions in Belen, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	5 mm (0.2 inches)	66%	extreme
February Weather	28°C (82°F)	1 mm (0.0 inches)	64%	extreme
March Weather	28°C (83°F)	1 mm (0.0 inches)	63%	extreme
April Weather	29°C (85°F)	35 mm (1.4 inches)	63%	extreme
May Weather	28°C (82°F)	255 mm (10.1 inches)	63%	extreme
June Weather	27°C (81°F)	289 mm (11.4 inches)	74%	extreme
July Weather	27°C (81°F)	115 mm (4.5 inches)	85%	extreme
August Weather	27°C (81°F)	224 mm (8.8 inches)	82%	extreme
September Weather	26°C (79°F)	277 mm (10.9 inches)	80%	extreme
October Weather	26°C (79°F)	374 mm (14.7 inches)	79%	extreme
November Weather	26°C (79°F)	138 mm (5.4 inches)	79%	extreme
December Weather	27°C (80°F)	12 mm (0.5 inches)	70%	very high