Indianapolis International Airport Weather Forecast

    • 61
    • 79

    Mostly Cloudy

    • 68
    • 82

    Mostly Cloudy

    • 72
    • 90

    Partly Sunny

    • 74
    • 93

    Chance Rain Showers

    • 68
    • 90

    Slight Chance Thunderstorms

    • 66
    • 87

    Mostly Sunny

Today 24 Jul Marion

Partly cloudy. Highs around 80. Northeast Winds around 5 Mph.

Tonight 24 Jul Marion

Mostly clear. Lows in the lower 60s. Northeast Winds around 5 Mph through the late Overnight, becoming light and variable.

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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

    80.7 °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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