Ridgecrest Weather in September

What's the weather like in Ridgecrest (California) in September 2025?

The climate in Ridgecrest during September can be summarized as hot and very dry.

September is in the fall / autumn in Ridgecrest and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 33°C (92°F), whilst at night 16°C (60°F) is normal.

Ridgecrest weather averages (imperial / metric)
Daytime temperature	33.1°C 91.5°F
Nightly temperature	15.6°C 60°F
Average temperature	24.3°C 75.7°F
Daily sunshine	11.3 hrs
Avg rainfall	5 mm 0.2 ins
Rainy days	2 days
Sea temperature	18°C 64.4°F
Humidity	45%
Windspeed	12.6kph 8 mph

On average September is the 6th driest month of the year in Ridgecrest 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 11.3 hours of sunshine per day.

September temperatures in Ridgecrest

Ridgecrest average temperature in September

September rainfall

September 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 Ridgecrest in September 2025.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Ridgecrest weather stats

Ridgecrest weather statistics
Hottest month:	July	38.5°C 101.3°F
Driest month:	June	1mm 0ins
Sunniest month:	August	12.5hrs
Coldest month:	December	12.5°C 54.5°F
Wettest month:	January	18mm 0.7ins

Map showing location of Ridgecrest (35.62246, -117.6709)