Decatur Weather Forecast

    • 25
    • 47

    Rain

    • 28
    • 34

    Mostly Cloudy

    • 37
    • 50

    Mostly Cloudy

    • 27
    • 48

    Mostly Cloudy

    • 29
    • 38

    Mostly Cloudy

    • 37
    • 48

    Rain Likely

Today 31 Jan Adams

Rain. Areas of dense fog this morning. Patchy fog this afternoon. Highs in the upper 40s. Southeast Winds around 5 Mph, becoming west with Gusts up to 20 Mph this afternoon. Chance of rain 90 percent.

Tonight 31 Jan Adams

Cloudy. Rain likely in the evening. Lows in the mid 20s. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Decatur Temperature Statistics

January Temperature

Fort Wayne International Airport (17.4 miles)

  • Lowest 22 January, 2025

    -5.2 °F

  • Average January

    22.4 °F

  • Highest 17 January, 2025

    43.6 °F

Climate (2020–Present)

Fort Wayne International Airport (17.4 miles)

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  • Average Low 2020–2025

    43.2 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    62.1 °F
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