Indianapolis International Airport Weather Forecast

    • 60
    • 85

    Decreasing Clouds

    • 61
    • 82

    Mostly Sunny

    • 65
    • 84

    Mostly Sunny

    • 68
    • 86

    Chance Rain Showers

    • 66
    • 82

    Chance Rain Showers

    • 65
    • 83

    Chance Rain Showers

Today 28 Jul Marion

Partly cloudy. A slight chance of Showers and Thunderstorms toward daybreak. Humid with Highs in the mid 80s. West Winds 5 to 10 Mph, becoming north 10 to 15 Mph. Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 28 Jul Marion

Clear. Less humid with Lows in the lower 60s. North Winds 5 to 10 Mph. Gusts up to 20 Mph through the late overnight.

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Indianapolis International Airport Temperature Statistics

July Temperature

Indianapolis International Airport (0.6 miles)

  • Lowest 23 July, 2026

    57.7 °F

  • Average July

    79 °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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