Arenal Weather in August
What's the weather like in Arenal (Bolívar) in August 2024?
The climate in Arenal during August can be summarized as very hot, humid and very wet.
August is in the summer in Arenal and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 34°C (92°F), whilst at night 23°C (74°F) is normal.
| Daytime temperature | 33.5°C 92.3°F |
|---|---|
| Nightly temperature | 23.3°C 73.9°F |
| Average temperature | 28.4°C 83.1°F |
| Daily sunshine | 6.9 hrs |
| Avg rainfall | 320 mm 12.6 ins |
| Rainy days | 13 days |
| Sea temperature | 28.9°C 84.1°F |
| Humidity | 79% |
| Windspeed | 14.8kph 9 mph |
On average August is the 3rd wettest month of the year in Arenal with around 320mm 12.6 inches of rain making it a very wet time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.9 hours of sunshine per day.
August temperatures in Arenal
August rainfall
August hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Arenal in August 2024.
Other monthly averages
Best places to visit in August
Arenal weather stats
| Hottest month: | March | 33.8°C 92.8°F |
|---|---|---|
| Driest month: | January | 31mm 1.2ins |
| Sunniest month: | January | 7.3hrs |
| Coldest month: | October | 31.7°C 89.1°F |
| Wettest month: | October | 465mm 18.3ins |
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