average annual temperature indianapolis
Indianapolis: Annual Weather Averages. July is the hottest month in Indianapolis with an average temperature of 24Â°C (75Â°F) and the coldest is January at -4Â°C (25Â°F) with the most daily sunshine hours at 10 in July. The wettest month is July with an average of 112mm of rain.
Indianapolis: Annual Weather Averages. July is the hottest month in Indianapolis with an average temperature of 24Â°C (75Â°F) and the coldest is January at -4Â°C (25Â°F) with the most daily sunshine hours at 10 in July.