Fairbury Weather in September

What's the weather like in Fairbury (Nebraska) in September 2025?

The climate in Fairbury during September can be summarized as warm and a little damp.

September is in the fall / autumn in Fairbury and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 26°C (78°F), whilst at night 12°C (53°F) is normal.

Fairbury weather averages (imperial / metric)
Daytime temperature 25.6°C 78.1°F
Nightly temperature 11.8°C 53.2°F
Average temperature 18.7°C 65.7°F
Daily sunshine 9 hrs
Avg rainfall 92 mm 3.6 ins
Rainy days 8 days
Sea temperature 19°C 66.1°F
Humidity 69%
Windspeed 17.6kph 11 mph

On average September is the 5th wettest month of the year in Fairbury with around 92mm 3.6 inches of rain making it a a little 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 Fairbury

Fairbury average temperature in September

September rainfall

Fairbury average rain in September

September hourly sunshine

Fairbury 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 Fairbury 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

Fairbury weather stats

Fairbury weather statistics
Hottest month: July 31.9°C 89.4°F
Driest month: January 16mm 0.6ins
Sunniest month: July 11.9hrs
Coldest month: January 1.1°C 34°F
Wettest month: June 108mm 4.3ins
Map showing location of Fairbury (40.13722, -97.18059) Fairbury map pin © Google

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