Measurements:
°C
°F
Indianapolis
94°F
NE 4 mph
Feels like: 98°F
Precip: 1%
World Resorts USA Indianapolis Weather August Weather in Indianapolis

Indianapolis Weather: August

Average Day Temperature: 85.2°F
Average Night Temperature: 70.1°F
Number of Sunny Days: 13 days
Sunshine Hours: 13.1 - 14.2 hours
Number of Rainy Days: 2 days
Precipitation Totals: 0.9 in

Air Temperature in August, °F

Select Year: 2025 2024 2023

The highest day temperature in August 2025 was 97°F. The lowest night temperature was 55°F. The average values for day and night temperatures during August were 85.5°F и 68.0°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in August are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in August, in

Precipitation total in August for Indianapolis is 0.9 in.

Wind Speed in August, mph

The average wind speed in August is 5.9 mph. It makes August one of the most windless months of the year for Indianapolis.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Indianapolis in August is 8.6 hours.

Best Time to Visit Indianapolis
The most sunny months:
September 18 days
October 17 days
June 15 days
The most warm months:
July 87.2 °F
August 85.2 °F
June 83.0 °F
The most cold months:
January 30.7 °F
February 36.4 °F
December 38.7 °F
The most rainy months:
May 3 days
March 3 days
January 2 days
The most windy months:
March 9 mph
April 9 mph
February 8 mph

Indianapolis on the Weather Map

USA Resorts:
NAME
Boston +94
Chicago +82
Hawaii +82
Houston +106
Las Vegas +124
Los Angeles +92
Maui +78
Miami +92
Myrtle Beach +84
New York +84
San Diego +80
San Francisco +62
Santa Monica +80
Sarasota +92
Washington +88
24 Hours Weather Forecast
Indianapolis
Local time: 16:22
05 aug, wednesday
1800 94°F
E
4 mph
2100 82°F
SE
3 mph
06 aug, thursday
0000 74°F
W
3 mph
0300 72°F
NW
4 mph
0600 68°F
N
4 mph
0900 72°F
E
5 mph
1200 82°F
E
6 mph
1500 86°F
E
3 mph