Alcova Reservoir Weather Forecast

    • 31
    • 50

    Decreasing Clouds

    • 24
    • 50

    Mostly Sunny

    • 24
    • 35

    Partly Sunny

    • 27
    • 43

    Mostly Sunny

    • 23
    • 46

    Mostly Sunny

    • 27
    • 44

    Partly Sunny

Today 14 Jan Green Mountains and Rattlesnake Range

Partly cloudy this Morning, then clearing. Highs in the mid 40s. West Winds 10 to 15 Mph.

Tonight 14 Jan Green Mountains and Rattlesnake Range

Mostly clear. Lows in the lower 20s. Southwest Winds around 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Alcova Reservoir Temperature Statistics

January Temperature

Casper, Natrona County International Airport (28.6 miles)

  • Lowest 9 January, 2026

    16 °F

  • Average January

    37.3 °F

  • Highest 4 January, 2026

    53.1 °F

Climate (2021–Present)

Casper, Natrona County International Airport (28.6 miles)

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  • Average Low 2021–2026

    33.1 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    60.6 °F
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