Indianapolis International Airport Weather Forecast

    • 50
    • 78

    Decreasing Clouds

    • 51
    • 70

    Partly Sunny

    • 52
    • 68

    Mostly Cloudy

    • 52
    • 68

    Chance Rain Showers

    • 55
    • 70

    Chance Rain Showers

    • 56
    • 70

    Rain Showers Likely

Today 29 Oct Marion

Partly cloudy through early Afternoon, then clearing. Highs in the upper 70s. Southwest Winds 10 to 15 Mph.

Tonight 29 Oct Marion

Partly cloudy through the late Overnight, then clearing. Lows around 50. North 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

    62.8 °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

    55.9 °F

  • Average High 2021–2026

    65.4 °F
Get WillyWeather+ to remove ads