Indianapolis International Airport Weather Forecast

    • 55
    • 74

    Becoming Sunny

    • 57
    • 77

    Mostly Sunny

    • 61
    • 78

    Partly Sunny

    • 66
    • 83

    Partly Sunny

    • 71
    • 89

    Slight Chance Thunderstorms

    • 69
    • 91

    Chance Thunderstorms

Today 22 Jul Marion

Mostly sunny through early Afternoon, then becoming partly cloudy. Not as warm with Highs in the mid 70s. North Winds around 10 Mph.

Tonight 22 Jul Marion

Clear. Lows in the mid 50s. North Winds 5 to 10 Mph.

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Indianapolis International Airport Temperature Statistics

July Temperature

Indianapolis International Airport (0.6 miles)

  • Lowest 8 July, 2026

    67.6 °F

  • Average July

    80.8 °F

  • Highest 2 July, 2026

    93.7 °F

Climate (2021–2026)

Indianapolis International Airport (0.6 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    55.8 °F

  • Average High 2021–2026

    65.2 °F
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