Calimesa Weather in August

What's the weather like in Calimesa (California) in August 2025?

The climate in Calimesa during August can be summarized as hot and very dry.

August is in the summer in Calimesa and is typically the warmest month of the year. Daytime maximum temperatures average around a warm 34°C (93°F), whilst at night 17°C (62°F) is normal.

Calimesa weather averages (imperial / metric)
Daytime temperature 34.1°C 93.3°F
Nightly temperature 16.6°C 61.8°F
Average temperature 25.3°C 77.5°F
Daily sunshine 11.6 hrs
Avg rainfall 5 mm 0.2 ins
Rainy days 1 days
Sea temperature 20.5°C 69°F
Humidity 60%
Windspeed 14kph 9 mph

On average August is the 3rd driest month of the year in Calimesa with around 5mm 0.2 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 11.6 hours of sunshine per day.

August temperatures in Calimesa

Calimesa average temperature in August

August rainfall

Calimesa average rain in August

August hourly sunshine

Calimesa average rain in August

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 Calimesa in August 2025.

Other monthly averages

Best places to visit in August

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Calimesa weather stats

Calimesa weather statistics
Hottest month: July 33.8°C 92.8°F
Driest month: June 2mm 0.1ins
Sunniest month: August 11.6hrs
Coldest month: January 17.1°C 62.8°F
Wettest month: January 74mm 2.9ins
Map showing location of Calimesa (33.98821, -117.05297) Calimesa map pin © Google

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