Piedmont Reservoir Weather Forecast

    • 31
    • 48

    Rain/Snow

    • 29
    • 39

    Rain/Snow Likely

    • 38
    • 47

    Rain Likely

    • 36
    • 50

    Slight Chance Rain

    • 35
    • 52

    Mostly Cloudy

    • 34
    • 48

    Rain/Snow Likely

Today 19 Dec Southwest Wyoming

Windy. Partly cloudy with a slight chance of rain and snow in the Morning, then mostly cloudy with rain and snow likely in the afternoon. Little or no accumulation. Highs in the mid 40s. Southwest Winds 25 to 35 Mph. Chance of precipitation 60 percent.

Tonight 19 Dec Southwest Wyoming

Windy. Rain and snow. Little or no accumulation. Lows around 30. West Winds 20 to 30 Mph. Chance of precipitation 90 percent.

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Piedmont Reservoir Temperature Statistics

December Temperature

Evanston, Evanston-Uinta County Burns Field (20.5 miles)

  • Lowest 1 December, 2025

    10.9 °F

  • Average December

    32.6 °F

  • Highest 14 December, 2025

    55 °F

Climate (2020–Present)

Evanston, Evanston-Uinta County Burns Field (20.5 miles)

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  • Average Low 2020–2025

    33.7 °F

  • Average 2020–2025

    44.7 °F

  • Average High 2020–2025

    55.5 °F
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