DeKalb Weather in August

During August, DeKalb experiences high daytime temperatures of 27°C (81°F) and cooler nights around 16°C (61°F). As part of the summer season, expect quite a bit of rainfall. Around 118 mm (4.6 in) is typical.

Rainfall in DeKalb in August

Based on our climate data of the past 30 years, about 10 days of rain are anticipated, with 118 mm (4.6 in) on average. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in DeKalb in August

August in DeKalb brings high temperatures, with highs of 27°C (81°F) and nights around 16°C (61°F). The summer season takes place during August. Overall, the month follows a fairly predictable daily temperature pattern. With lows of 16°C (61°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in DeKalb in August

There are approximately 280 hours of sunshine this month, resulting in mostly clear days.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. September typically offers the best weather for DeKalb.

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For a detailed overview over the year and the best time to visit the United States of America, check out our DeKalb's climate page.

DeKalb Temperature in August

Min Temperature 16°C (61°F)  

Max Temperature 27°C (81°F)  

Chance of Rain 33%  

Precipitation 118 mm (4.6 in)  

Rainy days 10 days  

Humidity 71% *  

Sunshine 280 hours *  

Percentage Sunshine 66% *  

* Data from: Chicago, the United States of America (70 KM, 43 Miles).

What to Wear in DeKalb in August

Warm but pleasant conditions in DeKalb in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in DeKalb in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our DeKalb's climate page.

More climate data for DeKalb

Temperature Rainfall Sunshine Humidity

See the full DeKalb climate overview or explore weather in the United States of America.