Indianapolis International Airport Weather Forecast

    • 61
    • 80

    Mostly Sunny

    • 56
    • 74

    Rain Showers

    • 50
    • 74

    Mostly Sunny

    • 57
    • 74

    Mostly Cloudy

    • 55
    • 76

    Rain Showers Likely

    • 49
    • 69

    Partly Sunny

Today 23 Apr Marion

Mostly sunny. Highs in the lower 80s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 23 Apr Marion

Mostly clear through the late Overnight, then becoming partly cloudy. Lows in the lower 60s. South Winds 5 to 10 Mph. Gusts up to 20 Mph toward daybreak.

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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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