Climate for Indianapolis, Indiana

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Average Temperatures for Indianapolis

Average Temperature for Indianapolis, Indiana
MonthLowHigh
Jan18.5°F34.5°F
Feb22.5°F39.9°F
Mar32.0°F51.4°F
Apr41.2°F62.9°F
May51.8°F73.5°F
Jun61.3°F82.1°F
Jul65.2°F85.6°F
Aug63.3°F83.7°F
Sept55.2°F77.4°F
Oct43.6°F65.6°F
Nov34.1°F51.6°F
Dec24.0°F39.2°F

Indianapolis's coldest month is January when the average temperature overnight is 18.5°F. In July, the warmest month, the average day time temperature rises to 85.6°F.

Average Rainfall for Indianapolis

Average Rainfall for Indianapolis, Indiana
MonthPrecipitation
Jan2.48in.
Feb2.41in.
Mar3.44in.
Apr3.61in.
May4.35in.
Jun4.13in.
Jul4.42in.
Aug3.82in.
Sept2.88in.
Oct2.76in.
Nov3.61in.
Dec3.03in.

The driest month in Indianapolis is February with 2.41 inches of precipitation, and with 4.42 inches July is the wettest month.

Monthly Sunshine Hours

Percentage of Sunshine for Indianapolis, Indiana
MonthSunshine Hours
Jan40%
Feb49%
Mar50%
Apr54%
May60%
Jun65%
Jul66%
Aug68%
Sept65%
Oct61%
Nov41%
Dec38%

Sunshine hours refers to the amount sunshine there is during the hours of daylight. A higher percentage means there is more sunshine through the day and a lower percentage will indicate that it is probably cloudier. Sunshine hours are important when you are planning your vacation.