DeKalb Weather in July

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

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

July is in the summer in DeKalb and is typically the warmest month of the year. Daytime maximum temperatures average around a muggy 29°C (84°F), whilst at night 17°C (62°F) is normal.

DeKalb weather averages (imperial / metric)
Daytime temperature 29°C 84.2°F
Nightly temperature 16.6°C 61.9°F
Average temperature 22.8°C 73°F
Daily sunshine 10.8 hrs
Avg rainfall 100 mm 3.9 ins
Rainy days 10 days
Sea temperature 18.1°C 64.6°F
Humidity 71%
Windspeed 14kph 9 mph

On average July is the 3rd wettest month of the year in DeKalb with around 100mm 3.9 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 10.8 hours of sunshine per day.

July temperatures in DeKalb

DeKalb average temperature in July

July rainfall

DeKalb average rain in July

July hourly sunshine

DeKalb average rain in July

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 July 2024.

Other monthly averages

Best places to visit in July

UV index Best time to go?

DeKalb weather stats

DeKalb weather statistics
Hottest month: July 28.7°C 83.7°F
Driest month: February 30mm 1.2ins
Sunniest month: July 10.8hrs
Coldest month: January -2.7°C 27.1°F
Wettest month: June 110mm 4.3ins
Map showing location of DeKalb (41.92947, -88.75036) DeKalb map pin © Google

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