Indianapolis International Airport Weather Forecast

    • 28
    • 70

    Rain Showers

    • 16
    • 31

    Chance Snow Showers

    • 24
    • 30

    Mostly Cloudy

    • 35
    • 49

    Mostly Cloudy

    • 42
    • 62

    Partly Sunny

    • 44
    • 65

    Partly Sunny

Today 15 Mar Marion

Mostly cloudy. Scattered Showers with isolated Thunderstorms late this afternoon. Breezy and much warmer with Highs in the lower 70s. Southeast Winds around 10 Mph with Gusts up to 25 Mph, increasing to south 20 to 25 Mph with Gusts up to 45 Mph. Chance of rain 50 percent.

Tonight 15 Mar Marion

Rain Showers with isolated Thunderstorms through the late Overnight, then isolated rain Showers toward daybreak. Much Colder with Lows in the upper 20s. Southwest Winds around 20 Mph with Gusts up to 40 Mph. Chance of rain near 100 percent.

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Indianapolis International Airport Temperature Statistics

March Temperature

Indianapolis International Airport (0.6 miles)

  • Lowest 2 March, 2026

    26.7 °F

  • Average March

    51.3 °F

  • Highest 6 March, 2026

    79.6 °F

Climate (2021–Present)

Indianapolis International Airport (0.6 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    55.6 °F

  • Average High 2021–2026

    64.9 °F
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