Indianapolis International Airport Weather Forecast

    • 36
    • 50

    Increasing Clouds

    • 53
    • 62

    Mostly Cloudy

    • 63
    • 73

    Mostly Cloudy

    • 48
    • 80

    Rain

    • 37
    • 58

    Chance Rain

    • 43
    • 53

    Rain Likely

Today 28 Mar Marion

Sunny. Highs around 50. Northeast Winds around 5 Mph, becoming south late this afternoon.

Tonight 28 Mar Marion

Mostly clear through the late Overnight, then becoming partly cloudy. Lows in the mid 30s. South Winds 5 to 10 Mph.

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Indianapolis International Airport Temperature Statistics

March Temperature

Indianapolis International Airport (0.6 miles)

  • Lowest 17 March, 2026

    16.6 °F

  • Average March

    50.6 °F

  • Highest 22 March, 2026

    88.6 °F

Climate (2021–Present)

Indianapolis International Airport (0.6 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    65 °F
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