Black Hammer Weather Forecast

    • 23
    • 26

    Increasing Clouds

    • 29
    • 37

    Mostly Cloudy

    • 22
    • 35

    Mostly Cloudy

    • 33
    • 37

    Cloudy

    • 27
    • 44

    Mostly Cloudy

    • 25
    • 36

    Mostly Cloudy

Today 21 Dec Houston

Mostly sunny. Highs in the mid 20s. Southwest Winds 5 to 10 Mph.

Tonight 21 Dec Houston

Clear. Lows around 4 above. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Black Hammer Temperature Statistics

December Temperature

Decorah (23 miles)

  • Lowest 14 December, 2025

    -9.4 °F

  • Average December

    17.6 °F

  • Highest 18 December, 2025

    41 °F

Climate (2020–Present)

Decorah (23 miles)

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  • Average Low 2020–2025

    39.3 °F

  • Average 2020–2025

    48 °F

  • Average High 2020–2025

    56.6 °F
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