Indianapolis International Airport Weather Forecast

    • 52
    • 69

    Rain Showers

    • 40
    • 64

    Slight Chance Rain Showers

    • 42
    • 62

    Partly Sunny

    • 38
    • 58

    Partly Sunny

    • 39
    • 59

    Partly Sunny

    • 47
    • 68

    Partly Sunny

Today 28 Apr Marion

Partly cloudy. Highs in the upper 60s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 28 Apr Marion

Mostly cloudy. A chance of Showers and Thunderstorms early this Morning, then a slight chance of Showers and Thunderstorms toward daybreak. Some Thunderstorms may be severe with damaging Winds, large Hail, and heavy Rainfall, then some Thunderstorms may be severe with damaging Winds and large hail. Locally heavy rainfall possible early this morning. Near steady temperature in the lower 60s. South Winds 15 to 20 Mph, becoming southwest 10 to 15 Mph toward daybreak. Gusts up to 30 Mph. Chance of rain 50 percent.

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Indianapolis International Airport Temperature Statistics

April Temperature

Indianapolis International Airport (0.6 miles)

  • Lowest 7 April, 2026

    33.7 °F

  • Average April

    61 °F

  • Highest 14 April, 2026

    83.6 °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

    65.1 °F
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