Carmi Weather in September

What's the weather like in Carmi (Illinois) in September 2024?

The climate in Carmi during September can be summarized as warm, humid and reasonably dry.

September is in the fall / autumn in Carmi and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 27°C (81°F), whilst at night 14°C (57°F) is normal.

Carmi weather averages (imperial / metric)
Daytime temperature 27.3°C 81.1°F
Nightly temperature 14°C 57.1°F
Average temperature 20.6°C 69.1°F
Daily sunshine 8.9 hrs
Avg rainfall 73 mm 2.9 ins
Rainy days 8 days
Sea temperature 21.6°C 70.9°F
Humidity 73%
Windspeed 11.9kph 7 mph

On average September is the 2nd driest month of the year in Carmi with around 73mm 2.9 inches of rain making it a reasonably dry 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 8.9 hours of sunshine per day.

September temperatures in Carmi

Carmi average temperature in September

September rainfall

Carmi average rain in September

September hourly sunshine

Carmi 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 Carmi in September 2024.