Fontenelle Reservoir Weather Forecast

    • 29
    • 37

    Rain/Snow Likely

    • 18
    • 37

    Slight Chance Snow Showers

    • 22
    • 35

    Partly Sunny

    • 23
    • 39

    Mostly Cloudy

    • 32
    • 43

    Chance Rain/Snow

    • 26
    • 45

    Chance Rain/Snow

Today 5 Dec Upper Green River Basin

Partly cloudy. Snow Showers likely in the afternoon. Snow accumulation up to 1 inch. Highs in the mid 30s. West Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of snow 60 percent.

Tonight 5 Dec Upper Green River Basin

Mostly cloudy and cold. Near steady temperature around 19. West Winds around 10 Mph with Gusts up to 20 Mph.

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  • Temperature Real-Time

Fontenelle Reservoir Temperature Statistics

December Temperature

KEMMERER (29.2 miles)

  • Lowest 1 December, 2025

    12.2 °F

  • Average December

    22.9 °F

  • Highest 2 December, 2025

    32 °F

Climate (2020–Present)

KEMMERER (29.2 miles)

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  • Average Low 2020–2025

    29.4 °F

  • Average 2020–2025

    41.1 °F

  • Average High 2020–2025

    52.7 °F
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