Knoxville Weather in August

Knoxville in August sees high daytime temperatures of 29°C (84°F) and nighttime lows of 18°C (64°F). Rainfall is fairly high this month at around 130 mm (5.1 in), so pack a rain jacket to stay dry.

Rainfall in Knoxville in August

Typically, you can expect about 11 days of rain this month, with 130 mm (5.1 in) on average. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Knoxville in August

Temperatures in Knoxville in August top out at 29°C (84°F) and drop to 18°C (64°F) overnight. This kind of day-to-night contrast is typical for this time of year. With lows of 18°C (64°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 Knoxville in August

Expect sunny days throughout the month, with an estimated 299 hours of sunshine. This makes it a pleasant time to visit Knoxville.

If you prefer dry days with pleasant temperatures, September typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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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 Knoxville's climate page.

Knoxville Temperature in August

Min Temperature 18°C (64°F)  

Max Temperature 29°C (84°F)  

Chance of Rain 37%  

Precipitation 130 mm (5.1 in)  

Rainy days 11 days  

Humidity 68% *  

Sunshine 299 hours *  

Percentage Sunshine 70% *  

* Data from: Des Moines, the United States of America (50 KM, 31 Miles).

What to Wear in Knoxville in August

Warm but pleasant conditions in Knoxville 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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Knoxville 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 Knoxville's climate page.

More climate data for Knoxville

Temperature Rainfall Sunshine Humidity

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