Black Hammer Weather Forecast

    • -5
    • 11

    Increasing Clouds

    • -1
    • 11

    Mostly Sunny

    • 4
    • 18

    Mostly Sunny

    • 13
    • 23

    Snow Likely

    • 10
    • 23

    Mostly Cloudy

    • 13
    • 25

    Chance Snow

    • 13
    • 25

    Slight Chance Snow

Today 29 Jan Houston

Sunny. Highs around 12. Northwest Winds around 5 Mph.

Tonight 29 Jan Houston

Partly cloudy this Evening, then mostly cloudy with a chance of Flurries after midnight. Cold with Lows around 4 below. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Black Hammer Temperature Statistics

January Temperature

Decorah (23 miles)

  • Lowest 23 January, 2026

    -20.2 °F

  • Average January

    16.8 °F

  • Highest 13 January, 2026

    48.2 °F

Climate (2021–Present)

Decorah (23 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    56.5 °F
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