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.

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Indianapolis International Airport Temperature Statistics

May Temperature

Indianapolis International Airport (0.6 miles)

  • Lowest 3 May, 2026

    36.6 °F
  • Average May

    59.9 °F
  • Highest 19 May, 2026

    85.6 °F

Climate (2021–Present)

Indianapolis International Airport (0.6 miles)

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  • Average Low 2021–2026

    46.7 °F
  • Average 2021–2026

    55.7 °F
  • Average High 2021–2026

    65.2 °F
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