Temperature in Indiana in August

Daytime highs, nighttime lows and the warmest cities in Indiana, the United States of America this August.

Indiana, the United States of America, a region in the United States of America, experiences maximum daytime temperatures in August ranging from 27°C (81°F) in Michigan City to 32°C (90°F) in Evansville. Nighttime temperatures generally drop to 20°C (68°F) in Evansville and 17°C (63°F) in Michigan City. August is a summer month.

What is the temperature of the different cities in Indiana, the United States of America in August?

Discover the typical August temperatures for the most popular locations of Indiana on the map below. Detailed insights are just a click away.

Select a Month

Check the conditions for any month of the year.

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For a detailed overview over the year and the best time to visit Indiana, check out our Indiana's climate page.

See also: Indiana weather by month.

Best Places to Visit in Indiana in August

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Indiana.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in August: blue is cold, red is hot.

See all August weather averages, cities and regions in Indiana

Indiana temperatures in August: frequently asked questions

How hot does it get in Indiana, the United States of America in August?

Daytime temperatures in Indianapolis typically peak at 29°C (84°F) in August, putting it in the high range.

How cold does it get at night in Indiana, the United States of America in August?

After dark, Indianapolis cools to about 18°C (64°F) on an average August night.

What is the warmest city in August in Indiana, the United States of America?

Data insights from our comprehensive database indicate that Evansville is the city with the highest warmth. Daytime peaks average near 32°C (90°F), while the nights are characterized by a low temperature close to 20°C (68°F).

What is the coldest city in August in Indiana, the United States of America?

Our database indicates that in August, Michigan City is the city with the coolest temperatures in Indiana, the United States of America. You can expect daytime highs of 27°C (81°F) and nighttime lows close to 17°C (63°F).

How much sun does Indiana, the United States of America get in August?

Indianapolis usually sees around 275 hours of sunlight, indicating many sunny days.

Interested in more climate information?

We have much more information about the climate in Indiana.

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