Historical Weather in Indianapolis, IN
See 55+ years of weather history for any date in Indianapolis going back to 1970.
Part of Indiana weather history
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Today in Indianapolis Weather HistorySee records, averages, and 55+ years of data for today's date
→Monthly Climate Averages
Historical temperature and precipitation averages for Indianapolis, IN, based on 55+ years of weather data.
Warmest MonthJulyAvg High: 85°F / Low: 65°F
Coldest MonthJanuaryAvg High: 34°F / Low: 18°F
Jan
34°/ 18°
💧 6.3"
❄️ 1.7"
Feb
39°/ 22°
💧 6.8"
❄️ 2.0"
Mar
50°/ 31°
💧 7.9"
❄️ 1.6"
Apr
62°/ 41°
💧 8.5"
❄️ 0.5"
May
73°/ 52°
💧 9.8"
Jun
81°/ 61°
💧 11.5"
Jul
85°/ 65°
💧 11.9"
Aug
83°/ 63°
💧 11.0"
Sep
77°/ 55°
💧 10.1"
Oct
65°/ 43°
💧 9.2"
❄️ 1.6"
Nov
51°/ 34°
💧 9.0"
❄️ 0.9"
Dec
39°/ 24°
💧 7.4"
❄️ 1.6"
Temperatures in Fahrenheit. Precipitation and snowfall in inches.
Indianapolis Temperature Records
- Record High: The hottest temperature ever recorded in Indianapolis, IN is 109°F, set on June 28, 2012.
- Record Low: The coldest temperature ever recorded in Indianapolis, IN is -27°F, set on January 19, 1994.
- Data Coverage: Based on 17 years of data from NOAA weather station: CASTLETON 2 S.
All-Time Record High
109°F
June 28, 2012
All-Time Record Low
-27°F
January 19, 1994
Monthly Temperature Records in Indianapolis
| Month | Record High | Record Low |
|---|---|---|
| January | 68°F(2008) | -27°F(1994) |
| February | 77°F(2018) | -21°F(1982) |
| March | 86°F(2012) | -7°F(1980) |
| April | 89°F(1970) | 18°F(1972) |
| May | 96°F(2018) | 25°F(2020) |
| June | 109°F(2012) | 37°F(1992) |
| July | 109°F(2012) | 46°F(2001) |
| August | 102°F(1988) | 42°F(2000) |
| September | 100°F(2011) | 22°F(1999) |
| October | 93°F(2019) | 20°F(1976) |
| November | 82°F(2016) | 6°F(2019) |
| December | 74°F(1982) | -23°F(1989) |
Indianapolis Snow RecordsSee the top 10 snowiest days ever recorded
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