Bighorn Lake Weather Forecast

    • 29
    • 36

    Chance Snow Showers

    • 27
    • 39

    Mostly Cloudy

    • 31
    • 52

    Partly Sunny

    • 34
    • 52

    Mostly Cloudy

    • 33
    • 54

    Chance Rain/Snow

    • 25
    • 49

    Chance Rain/Snow

Today 12 Dec North Bighorn Basin

Cloudy with a chance of snow Showers in the Morning, then partly cloudy in the afternoon. Cooler with Highs in the mid 30s. Northwest Winds around 10 Mph in the morning. Chance of snow 30 percent.

Tonight 12 Dec North Bighorn Basin

Partly cloudy. Lows in the mid 20s. South Winds around 10 Mph with Gusts up to 20 Mph after midnight.

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Bighorn Lake Temperature Statistics

December Temperature

Cowley WY (13 miles)

  • Lowest 1 December, 2025

    8.6 °F
  • Average December

    30.4 °F
  • Highest 9 December, 2025

    44.6 °F

Climate (2020–Present)

Cowley WY (13 miles)

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  • Average Low 2020–2025

    34.3 °F
  • Average 2020–2025

    47 °F
  • Average High 2020–2025

    59.5 °F
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