Granite Springs Reservoir Weather Forecast

    • 29
    • 39

    Snow Showers Likely

    • 40
    • 50

    Breezy

    • 35
    • 53

    Breezy

    • 38
    • 54

    Partly Sunny

    • 38
    • 55

    Breezy

    • 36
    • 50

    Slight Chance Rain/Snow

Today 20 Dec South Laramie Range

Mostly cloudy in the Morning, then becoming partly sunny. A 50 percent chance of snow Showers. Snow accumulation up to 1 inch possible. Total snow accumulation up to 2 Inches. Windy, cooler with Highs in the mid 30s. West Winds 20 to 30 Mph with Gusts up to 45 Mph.

Tonight 20 Dec South Laramie Range

Snow Showers likely. Little or no snow accumulation. Very windy and cold with Lows in the lower 30s. West Winds 25 to 35 Mph with Gusts up to 55 Mph. Chance of snow 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Granite Springs Reservoir Temperature Statistics

December Temperature

Francis E Warren Air Force Base Heliport (19.3 miles)

  • Lowest 4 December, 2025

    3.9 °F

  • Average December

    39.4 °F

  • Highest 14 December, 2025

    66.4 °F

Climate (2020–Present)

Francis E Warren Air Force Base Heliport (19.3 miles)

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  • Average Low 2020–2025

    34.3 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    59.5 °F
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