Palmdale Weather in September

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

The climate in Palmdale during September can be summarized as warm and very dry.

September is in the fall / autumn in Palmdale and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 31°C (88°F), whilst at night 13°C (55°F) is normal.

Palmdale weather averages (imperial / metric)
Daytime temperature 30.9°C 87.5°F
Nightly temperature 13°C 55.3°F
Average temperature 21.9°C 71.4°F
Daily sunshine 10.7 hrs
Avg rainfall 4 mm 0.2 ins
Rainy days 2 days
Sea temperature 18.6°C 65.5°F
Humidity 58%
Windspeed 12.6kph 8 mph

On average September is the 5th driest month of the year in Palmdale with around 4mm 0.2 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 10.7 hours of sunshine per day.

September temperatures in Palmdale

Palmdale average temperature in September

September rainfall

Palmdale average rain in September

September hourly sunshine

Palmdale average rain in September

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 Palmdale 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

Palmdale weather stats

Palmdale weather statistics
Hottest month: July 35.1°C 95.2°F
Driest month: June 1mm 0ins
Sunniest month: August 11.7hrs
Coldest month: December 12.9°C 55.2°F
Wettest month: January 44mm 1.7ins
Map showing location of Palmdale (34.57943, -118.11646) Palmdale map pin © Google

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