Indianapolis International Airport Weather Forecast

    • -1
    • 25

    Snow

    • -4
    • 9

    Cold

    • 16
    • 23

    Mostly Sunny

    • 29
    • 35

    Mostly Cloudy

    • 40
    • 45

    Mostly Cloudy

    • 28
    • 51

    Chance Rain

Today 13 Dec Marion

Snow. Snow may be heavy at Times. Snow accumulation of 3 to 5 Inches. Cold with Highs in the mid 20s. Temperature steady or slowly falling in the afternoon. Northwest Winds 5 to 10 Mph. Chance of snow near 100 percent.

Tonight 13 Dec Marion

Partly cloudy with a chance of snow through Midnight, then mostly clear toward daybreak. Little or no additional snow accumulation. Much Colder with Lows around 1 below. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of snow 50 percent. Wind chill Values as low as 17 below.

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Indianapolis International Airport Temperature Statistics

December Temperature

Indianapolis International Airport (0.6 miles)

  • Lowest 4 December, 2025

    17.1 °F

  • Average December

    28.3 °F

  • Highest 9 December, 2025

    42.1 °F

Climate (2020–Present)

Indianapolis International Airport (0.6 miles)

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  • Average Low 2020–2025

    46.6 °F

  • Average 2020–2025

    55.4 °F

  • Average High 2020–2025

    64.8 °F
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