Indianapolis International Airport Weather Forecast

    • 59
    • 75

    Mostly Cloudy

    • 56
    • 74

    Chance Rain Showers

    • 66
    • 85

    Mostly Sunny

    • 63
    • 87

    Partly Sunny

    • 60
    • 79

    Chance Rain Showers

    • 55
    • 73

    Chance Rain Showers

Today 10 Oct Marion

Partly cloudy. A slight chance of Showers through early afternoon. Highs in the upper 50s. Chance of rain 20 percent.

Tonight 10 Oct Marion

Cloudy. Numerous Showers late this afternoon. Scattered Showers toward daybreak. Lows in the upper 50s. Southeast Winds 10 to 15 Mph, becoming east 5 to 10 Mph toward daybreak. Gusts up to 25 Mph. Chance of rain 70 percent.

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Indianapolis International Airport Temperature Statistics

October Temperature

Indianapolis International Airport (0.6 miles)

  • Lowest 5 October, 2026

    47.6 °F

  • Average October

    64.8 °F

  • Highest 1 October, 2026

    87.7 °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

    65.3 °F
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