Decatur Weather Forecast

    • 45
    • 66

    Rain Showers

    • 33
    • 54

    Rain Showers Likely

    • 47
    • 60

    Partly Sunny

    • 62
    • 75

    Chance Rain Showers

    • 65
    • 77

    Rain Showers Likely

    • 54
    • 76

    Rain Showers

Today 9 Apr Van Buren

Rain Showers likely in the Morning, then mostly sunny in the afternoon. Highs in the upper 50s near lake Michigan in the mid 60s inland. West Winds 5 to 15 Mph. Gusts up to 30 Mph in the morning. Chance of rain 70 percent.

Tonight 9 Apr Van Buren

Partly cloudy with a chance of rain Showers and a slight chance of Thunderstorms in the Evening, then rain Showers and a slight chance of Thunderstorms after midnight. Lows in the mid 40s. Light Winds. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Decatur Temperature Statistics

April Temperature

Haines Memorial Airport (21.7 miles)

  • Lowest 6 April, 2026

    32 °F

  • Average April

    46.5 °F

  • Highest 2 April, 2026

    69.8 °F

Climate (2021–Present)

Haines Memorial Airport (21.7 miles)

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  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    60.3 °F
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