Indianapolis International Airport Weather Forecast

    • 72
    • 91

    Rain Showers

    • 67
    • 89

    Rain Showers Likely

    • 64
    • 84

    Mostly Sunny

    • 71
    • 87

    Partly Sunny

    • 65
    • 89

    Slight Chance Thunderstorms

    • 59
    • 78

    Mostly Sunny

    • 60
    • 79

    Mostly Sunny

Today 17 Jul Marion

Partly cloudy. A chance of Showers and Thunderstorms Early, then Showers and Thunderstorms likely late. Highs in the upper 80s. Southwest Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 17 Jul Marion

Partly cloudy. A chance of Showers and Thunderstorms through the late overnight. Lows in the lower 70s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent.

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Indianapolis International Airport Temperature Statistics

July Temperature

Indianapolis International Airport (0.6 miles)

  • Lowest 13 July, 2026

    66.9 °F

  • Average July

    80.4 °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

    55.7 °F

  • Average High 2021–2026

    65.2 °F
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