Shawnee Weather in September

What's the weather like in Shawnee (Oklahoma) in September 2025?

The climate in Shawnee during September can be summarized as warm and damp.

September is in the fall / autumn in Shawnee and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 29°C (84°F), whilst at night 16°C (61°F) is normal.

Shawnee weather averages (imperial / metric)
Daytime temperature 29°C 84.1°F
Nightly temperature 16.1°C 60.9°F
Average temperature 22.5°C 72.5°F
Daily sunshine 9 hrs
Avg rainfall 111 mm 4.4 ins
Rainy days 8 days
Sea temperature 22.4°C 72.4°F
Humidity 68%
Windspeed 16.6kph 10 mph

On average September is the 2nd wettest month of the year in Shawnee with around 111mm 4.4 inches of rain making it a damp time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.

On the flip side this corresponds to an average of 9 hours of sunshine per day.

September temperatures in Shawnee

Shawnee average temperature in September

September rainfall

Shawnee average rain in September

September hourly sunshine

Shawnee 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 Shawnee 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

Shawnee weather stats

Shawnee weather statistics
Hottest month: July 33.8°C 92.8°F
Driest month: January 31mm 1.2ins
Sunniest month: July 11.9hrs
Coldest month: January 8.3°C 46.9°F
Wettest month: May 146mm 5.7ins
Map showing location of Shawnee (35.32729, -96.9253) Shawnee map pin © Google

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