Falmouth Weather in September

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

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

September is in the fall / autumn in Falmouth and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 26°C (79°F), whilst at night 14°C (57°F) is normal.

Falmouth weather averages (imperial / metric)
Daytime temperature 25.9°C 78.5°F
Nightly temperature 13.8°C 56.8°F
Average temperature 19.8°C 67.6°F
Daily sunshine 8 hrs
Avg rainfall 83 mm 3.2 ins
Rainy days 8 days
Sea temperature 22.7°C 72.9°F
Humidity 73%
Windspeed 11.5kph 7 mph

On average September is the 4th driest month of the year in Falmouth with around 83mm 3.2 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 8 hours of sunshine per day.

September temperatures in Falmouth

Falmouth average temperature in September

September rainfall

Falmouth average rain in September

September hourly sunshine

Falmouth 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 Falmouth 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

Falmouth weather stats

Falmouth weather statistics
Hottest month: July 29.7°C 85.5°F
Driest month: October 68mm 2.7ins
Sunniest month: August 8.8hrs
Coldest month: January 3.4°C 38.1°F
Wettest month: July 112mm 4.4ins
Map showing location of Falmouth (38.67674, -84.33021) Falmouth map pin © Google

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