Climate normals · 1970–2000
Indianapolis Climate
Indianapolis is a city in United States (IN) with a population of about 887,642. Its average annual temperature is 11.5°C (53°F), with roughly 1016 mm of rain per year.
11.5°C
Avg Temp
1016
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
Indianapolis Climate
Indianapolis has an average annual temperature of 11.5°C (53°F) and receives about 1016 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
11.5°C
Avg Temp
1016
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -3° / 26° | 57 mm |
| February | -1° / 31° | 58 mm |
| March | 5° / 41° | 84 mm |
| April | 11° / 52° | 97 mm |
| May | 17° / 63° | 108 mm |
| June | 22° / 72° | 95 mm |
| July | 25° / 76° | 114 mm |
| August | 23° / 74° | 94 mm |
| September | 20° / 67° | 73 mm |
| October | 13° / 55° | 71 mm |
| November | 6° / 43° | 89 mm |
| December | 0° / 32° | 76 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Indianapolis
The most comfortable months to visit Indianapolis are typically September, June and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 30°C high). The coldest is January (near -8°C low). July is usually the wettest month.
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Frequently Asked Questions
The most comfortable months to visit Indianapolis are typically September, June and August, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
Indianapolis, United States has an average annual temperature of 11.5°C and about 1016 mm of precipitation per year. The warmest month is July and the coldest is January.
In July, the hottest month, daily highs in Indianapolis average about 30°C (87°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.