Indianapolis Metropolitan Airport Weather Forecast

    • 44
    • 57

    Mostly Sunny

    • 59
    • 76

    Chance Thunderstorms

    • 57
    • 76

    Slight Chance Thunderstorms

    • 63
    • 80

    Partly Sunny

    • 54
    • 77

    Rain Showers Likely

    • 50
    • 71

    Chance Rain Showers

Today 20 Apr Hamilton

Sunny. Highs in the mid 50s. Northeast Winds around 5 Mph, becoming west late this afternoon.

Tonight 20 Apr Hamilton

Mostly clear. Not as cool with Lows in the lower 40s. South Winds 10 to 15 Mph.

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Indianapolis Metropolitan Airport Temperature Statistics

April Temperature

INDIANAPOLIS (12.4 miles)

  • Lowest 7 April, 2026

    31.1 °F

  • Average April

    57.7 °F

  • Highest 17 April, 2026

    81.5 °F

Climate (2021–Present)

INDIANAPOLIS (12.4 miles)

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  • Average Low 2021–2026

    42.9 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    62.4 °F
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