Liberty Weather in September

What's the weather like in Liberty (Kentucky) in September 2025?

The climate in Liberty during September can be summarized as warm, humid and a little damp.

September is in the fall / autumn in Liberty and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 27°C (80°F), whilst at night 14°C (56°F) is normal.

Liberty weather averages (imperial / metric)
Daytime temperature 26.7°C 80.1°F
Nightly temperature 13.5°C 56.3°F
Average temperature 20.1°C 68.2°F
Daily sunshine 7.8 hrs
Avg rainfall 96 mm 3.8 ins
Rainy days 9 days
Sea temperature 23.4°C 74.2°F
Humidity 74%
Windspeed 10.8kph 7 mph

On average September is the 2nd driest month of the year in Liberty with around 96mm 3.8 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.8 hours of sunshine per day.

September temperatures in Liberty

Liberty average temperature in September

September rainfall

Liberty average rain in September

September hourly sunshine

Liberty 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 Liberty in September 2025.