Rock Springs Weather Forecast

    • 35
    • 56

    Increasing Clouds

    • 37
    • 56

    Mostly Cloudy

    • 39
    • 52

    Rain Showers Likely

    • 31
    • 50

    Chance Rain/Snow

    • 24
    • 44

    Chance Snow Showers

    • 18
    • 37

    Mostly Sunny

Today 22 Dec Rock Springs and Green River

Partly cloudy this Morning, then clearing. Breezy with Highs in the mid 50s. Southwest Winds 15 to 25 Mph with Gusts up to 35 Mph.

Tonight 22 Dec Rock Springs and Green River

Partly cloudy. Lows in the lower 30s. South Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rock Springs Temperature Statistics

December Temperature

Rock Springs, Rock Springs-Sweetwater County Airport (6.8 miles)

  • Lowest 1 December, 2025

    10.9 °F

  • Average December

    34.7 °F

  • Highest 11 December, 2025

    52 °F

Climate (2020–Present)

Rock Springs, Rock Springs-Sweetwater County Airport (6.8 miles)

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  • Average Low 2020–2025

    33.7 °F

  • Average 2020–2025

    45.4 °F

  • Average High 2020–2025

    57.2 °F
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