Indianapolis International Airport Weather Forecast

    • 53
    • 73

    Decreasing Clouds

    • 63
    • 81

    Rain Showers

    • 52
    • 71

    Chance Thunderstorms

    • 43
    • 65

    Mostly Sunny

    • 41
    • 63

    Partly Sunny

    • 39
    • 60

    Partly Sunny

Today 26 Apr Marion

Partly cloudy. Highs in the lower 70s. East Winds 5 to 10 Mph.

Tonight 26 Apr Marion

Partly cloudy. Lows in the mid 50s. East Winds 5 to 10 Mph with Gusts up to 20 Mph.

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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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