DeKalb Weather in October

What's the weather like in DeKalb (Illinois) in October 2024?

The climate in DeKalb during October can be summarized as mild and reasonably dry.

October is in the fall / autumn in DeKalb and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 17°C (63°F), whilst at night 5°C (40°F) is normal.

DeKalb weather averages (imperial / metric)
Daytime temperature 17.3°C 63.1°F
Nightly temperature 4.5°C 40.1°F
Average temperature 10.9°C 51.6°F
Daily sunshine 6.8 hrs
Avg rainfall 67 mm 2.6 ins
Rainy days 9 days
Sea temperature 14.3°C 57.7°F
Humidity 70%
Windspeed 16.9kph 11 mph

On average October is the 5th driest month of the year in DeKalb with around 67mm 2.6 inches of rain making it a reasonably dry 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 6.8 hours of sunshine per day.

October temperatures in DeKalb

DeKalb average temperature in October

October rainfall

DeKalb average rain in October

October hourly sunshine

DeKalb average rain in October

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 DeKalb in October 2024.