Indianapolis International Airport Weather Forecast

    • 72
    • 91

    Chance Thunderstorms

    • 71
    • 88

    Rain Showers Likely

    • 69
    • 86

    Rain Showers Likely

    • 67
    • 83

    Rain Showers Likely

    • 65
    • 80

    Chance Rain Showers

    • 68
    • 82

    Chance Rain Showers

Today 10 Aug Marion

Partly cloudy with isolated Showers and Thunderstorms. Hot with Highs in the lower 90s. Southwest Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 10 Aug Marion

Partly cloudy with scattered Showers and Thunderstorms. Humid with Lows in the lower 70s. Southwest Winds around 5 Mph. Chance of rain 50 percent.

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Indianapolis International Airport Temperature Statistics

August Temperature

Indianapolis International Airport (0.6 miles)

  • Lowest 3 August, 2026

    64.7 °F

  • Average August

    76.5 °F

  • Highest 7 August, 2026

    89.7 °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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