Riverside Weather Forecast

    • 31
    • 39

    Slight Chance Snow Showers

    • 39
    • 49

    Breezy

    • 36
    • 52

    Breezy

    • 36
    • 55

    Mostly Cloudy

    • 38
    • 52

    Rain Showers Likely

    • 34
    • 49

    Chance Rain/Snow

    • 26
    • 44

    Chance Snow Showers

Today 20 Dec Upper North Platte River Basin

Mostly sunny with a 40 percent chance of snow Showers. Little or no snow accumulation. Cooler with Highs in the upper 30s. Temperature falling into the lower 30s late. West Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 20 Dec Upper North Platte River Basin

Partly cloudy. A slight chance of snow Showers in the evening. Cold. Near steady temperature around 30. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of snow 20 percent.

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Riverside Temperature Statistics

December Temperature

Saratoga WY (15.5 miles)

  • Lowest 1 December, 2025

    1.4 °F

  • Average December

    34.2 °F

  • Highest 14 December, 2025

    59 °F

Climate (2020–Present)

Saratoga WY (15.5 miles)

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  • Average Low 2020–2025

    30.5 °F

  • Average 2020–2025

    44 °F

  • Average High 2020–2025

    56.6 °F
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