Indianapolis International Airport Weather Forecast

    • 55
    • 74

    Increasing Clouds

    • 67
    • 85

    Mostly Sunny

    • 67
    • 88

    Rain Showers Likely

    • 61
    • 81

    Rain Showers

    • 55
    • 73

    Rain Showers Likely

    • 39
    • 64

    Partly Sunny

Today 11 Oct Marion

Sunny. Highs in the lower 60s.

Tonight 11 Oct Marion

Partly Cloudy, then becoming clear through the late Overnight, then becoming partly cloudy. Lows in the mid 50s. North Winds around 5 Mph, becoming south toward daybreak.

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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

    65 °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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