Decatur Weather Forecast

    • 53
    • 77

    Becoming Sunny

    • 59
    • 79

    Mostly Sunny

    • 61
    • 82

    Partly Sunny

    • 63
    • 84

    Partly Sunny

    • 63
    • 85

    Slight Chance Thunderstorms

    • 65
    • 86

    Mostly Sunny

    • 68
    • 87

    Slight Chance Thunderstorms

Today 2 Aug Adams

Partly cloudy. Near steady temperature in the mid 70s. Northeast Winds around 10 Mph.

Tonight 2 Aug Adams

Clear. Lows in the lower 50s. Northeast Winds 5 to 10 Mph.

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Decatur Temperature Statistics

August Temperature

Fort Wayne International Airport (17.4 miles)

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  • Average August

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Climate (2020–Present)

Fort Wayne International Airport (17.4 miles)

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  • Average Low 2020–2025

    43.3 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    62.4 °F
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