Indianapolis International Airport Weather Forecast
- 57
- 75
Rain Showers
- 61
- 80
Mostly Cloudy
- 66
- 81
Rain Showers Likely
- 66
- 79
Rain Showers
- 62
- 82
Chance Thunderstorms
- 56
- 78
Slight Chance Rain Showers
Today 24 May Marion
Mostly cloudy. Patchy fog toward daybreak. Scattered Showers and Thunderstorms through early afternoon. Numerous Showers and scattered Thunderstorms late this afternoon. Highs in the mid 70s. Light and variable Winds, becoming south around 5 Mph through early Afternoon, then becoming northwest around 5 Mph late this afternoon. Chance of rain 70 percent.
Tonight 24 May Marion
Partly cloudy. Lows in the upper 50s. North Winds around 5 Mph.
Indianapolis International Airport Temperature Statistics
May Temperature
Indianapolis International Airport (0.6 miles)
Lowest 3 May, 2026
36.6 °FAverage May
59.9 °FHighest 19 May, 2026
85.6 °F
Climate (2021–Present)
Indianapolis International Airport (0.6 miles)
Average Low 2021–2026
46.7 °FAverage 2021–2026
55.7 °FAverage High 2021–2026
65.2 °F