Indianapolis Weather Forecast

    • 63
    • 79

    Chance Rain Showers

    • 56
    • 75

    Mostly Sunny

    • 58
    • 77

    Mostly Sunny

    • 65
    • 78

    Chance Rain Showers

    • 70
    • 85

    Chance Rain Showers

    • 70
    • 89

    Slight Chance Thunderstorms

Today 21 Aug Marion

Mostly cloudy with chance of Showers and slight chance of Thunderstorms. West Winds 10 to 15 Mph. Chance of precipitation 50 percent.

Tonight 21 Aug Marion

Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower 60s. Northwest Winds 5 to 10 Mph.

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Indianapolis Temperature Statistics

August Temperature

Indianapolis International Airport (6.8 miles)

  • Lowest 1 August, 2018

    62.1 °F

  • Average August

    75.7 °F

  • Highest 5 August, 2018

    91 °F

Climate (2010–Present)

Indianapolis International Airport (6.8 miles)

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  • Average Low 2010–Present

    45.6 °F

  • Average 2010–Present

    54.6 °F

  • Average High 2010–Present

    63.3 °F
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