United States
Weather in Indianapolis through the year
The average of the weather stations Columbus (70 km), Lexington Bluegrass Ap (235 km) and Bowling Green Wwtp (280 km); nearer ones count more.
| Month | Average high | Coolest to warmest day |
|---|---|---|
| January | 3.9 °C | 3.1 °C – 5.0 °C |
| February | 6.3 °C | 4.2 °C – 9.2 °C |
| March | 12.4 °C | 9.5 °C – 15.4 °C |
| April | 18.5 °C | 15.6 °C – 20.8 °C |
| May | 23.7 °C | 21.0 °C – 26.6 °C |
| June | 28.5 °C | 26.7 °C – 29.9 °C |
| July | 30.3 °C | 30.0 °C – 30.5 °C |
| August | 29.5 °C | 29.1 °C – 30.0 °C |
| September | 26.9 °C | 24.4 °C – 29.0 °C |
| October | 20.3 °C | 16.4 °C – 24.2 °C |
| November | 12.4 °C | 8.7 °C – 16.2 °C |
| December | 6.3 °C | 5.2 °C – 8.5 °C |