Indianapolis International Airport Weather Forecast
- 66
- 81
Chance Thunderstorms
- 65
- 83
Mostly Sunny
- 67
- 86
Mostly Sunny
- 70
- 88
Mostly Sunny
- 71
- 92
Mostly Sunny
- 69
- 88
Slight Chance Thunderstorms
Today 11 Jul Marion
Showers and scattered Thunderstorms through early Afternoon, then scattered Showers and Thunderstorms late this afternoon. Some Thunderstorms may produce heavy rainfall through early afternoon. Highs in the lower 80s. North Winds around 5 Mph, becoming northeast late this afternoon. Chance of rain near 100 percent.
Tonight 11 Jul Marion
Partly cloudy. Lows in the upper 60s. Northeast Winds 5 to 10 Mph.
Indianapolis International Airport Temperature Statistics
July Temperature
Indianapolis International Airport (0.6 miles)
Lowest 8 July, 2026
67.6 °FAverage July
80.6 °FHighest 2 July, 2026
93.7 °F
Climate (2021–2026)
Indianapolis International Airport (0.6 miles)
Average Low 2021–2026
46.8 °FAverage 2021–2026
55.7 °FAverage High 2021–2026
65.2 °F