Indianapolis
The tables below display average monthly climate and weather indicators in Indianapolis Indiana.
Temperature by: Fahrenheit / Centigrade
| Indianapolis Temperature |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Avg. Temperature | -3.6 | -1.3 | 5.2 | 11.3 | 17.1 | 22.2 | 24.1 | 22.9 | 19.2 | 12.6 | 6.1 | -0.6 | 11.3 |
| Avg. Max Temperature | 0.9 | 3.5 | 10.5 | 17.4 | 23.2 | 28.2 | 29.7 | 28.7 | 25.3 | 18.8 | 11.1 | 3.6 | 16.7 |
| Avg. Min Temperature | -8.2 | -6.2 | -0.1 | 5.3 | 10.9 | 16.1 | 18.4 | 17.1 | 13.1 | 6.4 | 1.2 | -4.9 | 5.8 |
| Days with Max Temp of 32 C or Higher | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 4.0 | 7.0 | 5.0 | 2.0 | 0.0 | 0.0 | 0.0 | 17.0 |
| Days with Min Temp Below Freezing | 27.0 | 23.0 | 17.0 | 5.0 | < 0.5 | 0.0 | 0.0 | 0.0 | < 0.5 | 4.0 | 14.0 | 25.0 | 116 |
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| Indianapolis Heating and Cooling |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Heating Degree Days | 1225 | 991 | 732 | 378 | 165 | 5.0 | 0.0 | 6.0 | 58.0 | 338 | 660 | 1057 | 5615 |
| Cooling Degree Days | 0.0 | 0.0 | 0.0 | 0.0 | 96.0 | 212 | 322 | 260 | 106 | 18.0 | 0.0 | 0.0 | 1014 |
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| Indianapolis Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Precipitation (inches) | 2.3 | 2.5 | 3.8 | 3.7 | 4.0 | 3.5 | 4.5 | 3.6 | 2.9 | 2.6 | 3.2 | 3.3 | 39.9 |
| Days with Precipitation 0.01 inch or More | 12.0 | 10.0 | 13.0 | 12.0 | 12.0 | 10.0 | 10.0 | 9.0 | 8.0 | 8.0 | 10.0 | 12.0 | 126 |
| Monthly Snowfall (inches) | 6.6 | 5.6 | 3.4 | 0.5 | 0.0 | < 0.05 | 0.0 | < 0.05 | 0.0 | 0.2 | 1.9 | 5.1 | 23.3 |
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| Other Indianapolis Weather Indicators |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Average Wind Speed | 10.9 | 10.8 | 11.6 | 11.2 | 9.6 | 8.5 | 7.5 | 7.2 | 7.9 | 8.9 | 10.5 | 10.5 | 9.6 |
| Clear Days | 6.0 | 6.0 | 6.0 | 6.0 | 7.0 | 7.0 | 8.0 | 9.0 | 11.0 | 11.0 | 6.0 | 5.0 | 88.0 |
| Partly Cloudy Days | 6.0 | 6.0 | 7.0 | 7.0 | 9.0 | 11.0 | 12.0 | 12.0 | 9.0 | 8.0 | 7.0 | 6.0 | 99.0 |
| Cloudy Days | 19.0 | 16.0 | 18.0 | 17.0 | 15.0 | 12.0 | 10.0 | 10.0 | 11.0 | 12.0 | 17.0 | 20.0 | 179 |
| Percent of Possible Sunshine | 40.0 | 49.0 | 50.0 | 54.0 | 60.0 | 65.0 | 66.0 | 68.0 | 65.0 | 61.0 | 41.0 | 38.0 | 55.0 |
| Avg. Relative Humidity | 60.0 | 76.0 | 73.5 | 70.5 | 69.0 | 69.5 | 72.0 | 75.0 | 75.5 | 72.5 | 70.5 | 74.5 | 78.0 |
Weather information for other cities in Indiana