Spring Grove Weather Forecast

    • 32
    • 37

    Rain

    • 4
    • 37

    Rain/Snow Likely

    • 16
    • 25

    Mostly Cloudy

    • 5
    • 30

    Partly Sunny

    • 11
    • 18

    Partly Sunny

    • 25
    • 30

    Mostly Cloudy

Today 17 Dec Houston

Mostly sunny. Highs in the upper 30s. Southwest Winds around 5 Mph, becoming south 10 to 15 Mph this afternoon.

Tonight 17 Dec Houston

Cloudy. A slight chance of rain and freezing rain in the Evening, then rain after midnight. Not as cold with Lows in the lower 30s. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of precipitation 90 percent.

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Spring Grove Temperature Statistics

December Temperature

Decorah (19.3 miles)

  • Lowest 14 December, 2025

    -9.4 °F

  • Average December

    15.3 °F

  • Highest 9 December, 2025

    37.4 °F

Climate (2020–Present)

Decorah (19.3 miles)

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  • Average Low 2020–2025

    39.4 °F

  • Average 2020–2025

    48 °F

  • Average High 2020–2025

    56.5 °F
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