Indianapolis International Airport Weather Forecast

    • 52
    • 74

    Increasing Clouds

    • 51
    • 75

    Partly Sunny

    • 55
    • 78

    Mostly Sunny

    • 55
    • 75

    Mostly Cloudy

    • 55
    • 73

    Mostly Cloudy

    • 55
    • 70

    Chance Rain Showers

Today 27 Oct Marion

Patchy fog through early afternoon. Partly cloudy. Highs in the mid 70s. South Winds around 5 Mph.

Tonight 27 Oct Marion

Partly cloudy. Lows in the lower 50s. Southeast Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Indianapolis International Airport Temperature Statistics

October Temperature

Indianapolis International Airport (0.6 miles)

  • Lowest 18 October, 2026

    37.7 °F

  • Average October

    63.1 °F

  • Highest 13 October, 2026

    88.6 °F

Climate (2021–2026)

Indianapolis International Airport (0.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    55.8 °F

  • Average High 2021–2026

    65.3 °F
Get WillyWeather+ to remove ads