Steamboat Lake Weather Forecast

    • 29
    • 48

    Increasing Clouds

    • 28
    • 53

    Mostly Sunny

    • 34
    • 52

    Partly Sunny

    • 37
    • 55

    Partly Sunny

    • 24
    • 53

    Chance Rain/Snow

    • 33
    • 43

    Mostly Cloudy

    • 31
    • 52

    Slight Chance Rain/Snow

Today 13 Dec Green Mountains and Rattlesnake Range

Mostly sunny. Highs in the upper 40s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 13 Dec Green Mountains and Rattlesnake Range

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 20s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Steamboat Lake Temperature Statistics

December Temperature

Casper, Natrona County International Airport (38.5 miles)

  • Lowest 1 December, 2025

    6.1 °F

  • Average December

    34 °F

  • Highest 11 December, 2025

    57.9 °F

Climate (2020–Present)

Casper, Natrona County International Airport (38.5 miles)

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  • Average Low 2020–2025

    32.9 °F

  • Average 2020–2025

    46.8 °F

  • Average High 2020–2025

    60.4 °F
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