Edwardsville Weather in August

August in Edwardsville typically sees daytime highs of 31°C (88°F) and nighttime lows of 20°C (68°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Edwardsville in August

You can expect rain on around 8 days based on historical patterns, with 86 mm (3.4 in) average for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Edwardsville in August

In August, Edwardsville gets very high temperatures, with highs of 31°C (88°F). Nights cool to around 20°C (68°F). It's usually most comfortable outside during the morning and later in the day. With lows of 20°C (68°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 Edwardsville in August

There are approximately 268 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 and October typically offer the best weather for Edwardsville.

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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 Edwardsville's climate page.

Edwardsville Temperature in August

Min Temperature 20°C (68°F)  

Max Temperature 31°C (88°F)  

Chance of Rain 27%  

Precipitation 86 mm (3.4 in)  

Rainy days 8 days  

Humidity 70% *  

Sunshine 268 hours *  

Percentage Sunshine 64% *  

* Data from: St. Louis, the United States of America (29 KM, 18 Miles).

What to Wear in Edwardsville in August

Warm but pleasant conditions in Edwardsville 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 Edwardsville 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

8/10

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 Edwardsville's climate page.

More climate data for Edwardsville

Temperature Rainfall Sunshine Humidity

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