August Weather in Cot, Costa Rica

Last updated: August 23, 2025

In August, the average temperature in Cot, Costa Rica hovers around 19°C (67°F), with nighttime lows dipping to 15°C (59°F) and daytime highs peaking at 26°C (79°F). Expect a rainy scene with approximately 243 mm (9.5 in) of precipitation spread over 29 days, paired with an average humidity level of 82%. Prepare for a moist and mild month!

August Temperature in Cot

In August in Cot, the average temperature is 19°C (67°F). Maximums can reach 26°C (79°F) and minimums can be as low as 15°C (59°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities in Cot.

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

The chart illustrates August temperature patterns in Cot, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cot, August typically has an average temperature of 19°C (67°F), with highs reaching up to 26°C (79°F) and lows dropping to around 15°C (59°F).

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

August Precipitation in Cot

In Cot in August, the total precipitation amount is 243 mm (9.5 in) spread over the course of 29 days.

August Precipitation Trends in Cot

The chart displays monthly precipitation patterns in Cot, 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 Cot, August typically receives around 243 mm (9.5 inches) of precipitation spread over approximately 29 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 Cot

In Cot 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 Cot

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

In Cot 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 Cot, you can check here.

Maximum UV Index Levels in Cot for August

The chart shows the monthly maximum UV Index (UVI) for Cot 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 Cot typically reaches 14, which falls under the extreme exposure category.

Data source: Cot 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 Cot Compares to Other Months

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

This table compares monthly weather conditions in Cot, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (63°F)	194 mm (7.6 inches)	68%	extreme
February Weather	17°C (63°F)	105 mm (4.1 inches)	68%	extreme
March Weather	17°C (63°F)	117 mm (4.6 inches)	66%	extreme
April Weather	19°C (66°F)	167 mm (6.6 inches)	67%	extreme
May Weather	20°C (67°F)	468 mm (18.4 inches)	69%	extreme
June Weather	20°C (68°F)	292 mm (11.5 inches)	84%	extreme
July Weather	19°C (67°F)	254 mm (10.0 inches)	85%	extreme
August Weather	19°C (67°F)	243 mm (9.5 inches)	82%	extreme
September Weather	19°C (67°F)	284 mm (11.2 inches)	81%	extreme
October Weather	19°C (67°F)	479 mm (18.9 inches)	80%	extreme
November Weather	19°C (66°F)	341 mm (13.4 inches)	80%	extreme
December Weather	18°C (64°F)	290 mm (11.4 inches)	72%	very high