Indianapolis International Airport Weather Forecast

    • 69
    • 84

    Chance Thunderstorms

    • 66
    • 85

    Chance Rain Showers

    • 70
    • 86

    Chance Thunderstorms

    • 73
    • 88

    Slight Chance Thunderstorms

    • 69
    • 86

    Rain Showers Likely

    • 66
    • 82

    Rain Showers Likely

Today 7 Aug Marion

Partly cloudy with scattered Showers and Thunderstorms. Highs in the mid 80s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 7 Aug Marion

Partly cloudy. Isolated Showers through the late overnight. Humid with Lows around 70. Southwest Winds around 5 Mph. Chance of rain 20 percent.

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Indianapolis International Airport Temperature Statistics

August Temperature

Indianapolis International Airport (0.6 miles)

  • Lowest 3 August, 2026

    64 °F

  • Average August

    74.2 °F

  • Highest 4 August, 2026

    84 °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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