Best Time to Visit Indianapolis
Best time: Sep, Jun, Aug, Jul.
Jul is warmest (30.5°C high); Jul is rainiest (113 mm).
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Indianapolis weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 1.3 | -7.7 | 58 | 2.7 |
| Feb | 4.4 | -5.6 | 58 | 4.2 |
| Mar | 10.7 | -0.1 | 85 | 5.8 |
| Apr | 17.5 | 5.1 | 96 | 7.4 |
| May | 23.6 | 11.1 | 109 | 8.7 |
| Jun | 28.5 | 16.5 | 95 | 9.5 |
| Jul | 30.5 | 18.8 | 113 | 9.6 |
| Aug | 29.6 | 17.6 | 94 | 8.6 |
| Sep | 26.3 | 13.1 | 73 | 7.1 |
| Oct | 19.4 | 6.4 | 71 | 5 |
| Nov | 11.3 | 1.3 | 89 | 3 |
| Dec | 4.4 | -4.3 | 76 | 2.2 |
Average high temperature
Best months by activity
Overall: SepJunAugJul
Beaches: JunAugSepJul
Hiking: SepOctMayApr
Sightseeing: SepJunAugOct
Indianapolis quick facts
What to pack
Cold months (Jan, Feb, Mar, Nov, Dec): warm layers and a coat.
Wet months (Apr, May, Jun, Jul, Aug): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Indianapolis?
Sep, Jun, Aug, Jul.
What is the rainiest month?
Jul, about 113 mm.
What is the warmest month?
Jul, with average highs of 30.5°C.
Where to stay
See Indianapolis hotels · Book Indianapolis tours & activities
All destinations · Best time to visit New York · Best time to visit Los Angeles · Best time to visit Miami · Best time to visit San Francisco
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.