Fallon Weather in September

What's the weather like in Fallon (Nevada) in September 2025?

The climate in Fallon during September can be summarized as mild and very dry.

September is in the fall / autumn in Fallon and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 27°C (81°F), whilst at night 6°C (43°F) is normal.

Fallon weather averages (imperial / metric)
Daytime temperature 27.1°C 80.7°F
Nightly temperature 6.4°C 43.4°F
Average temperature 16.7°C 62.1°F
Daily sunshine 12 hrs
Avg rainfall 8 mm 0.3 ins
Rainy days 3 days
Sea temperature 15.8°C 60.5°F
Humidity 40%
Windspeed 11.9kph 7 mph

On average September is the 3rd driest month of the year in Fallon with around 8mm 0.3 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 12 hours of sunshine per day.

September temperatures in Fallon

Fallon average temperature in September

September rainfall

Fallon average rain in September

September hourly sunshine

Fallon 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 Fallon 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

Fallon weather stats

Fallon weather statistics
Hottest month: July 33.3°C 91.9°F
Driest month: July 5mm 0.2ins
Sunniest month: July 14.5hrs
Coldest month: January 6.4°C 43.5°F
Wettest month: May 16mm 0.6ins
Map showing location of Fallon (39.47353, -118.77737) Fallon map pin © Google

Locations nearby

Top United States locations