Lester Lake Weather Forecast

    • 38
    • 53

    Breezy

    • 21
    • 51

    Chance Rain/Snow

    • 31
    • 38

    Windy

    • 30
    • 53

    Slight Chance Rain/Snow

    • 27
    • 43

    Partly Sunny

    • 33
    • 46

    Breezy

Today 16 Dec Natrona County Lower Elevations

Mostly sunny and breezy. Highs in the mid 50s. Southwest Winds 15 to 25 Mph with Gusts up to 40 Mph.

Tonight 16 Dec Natrona County Lower Elevations

Partly cloudy and windy. Lows around 40. Southwest Winds 20 to 25 Mph with Gusts up to 40 Mph, increasing to 25 to 35 Mph with Gusts up to 55 Mph after midnight.

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Lester Lake Temperature Statistics

December Temperature

Casper, Natrona County International Airport (36.7 miles)

  • Lowest 1 December, 2025

    6.1 °F

  • Average December

    34.9 °F

  • Highest 14 December, 2025

    59 °F

Climate (2020–Present)

Casper, Natrona County International Airport (36.7 miles)

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  • Average Low 2020–2025

    32.9 °F

  • Average 2020–2025

    46.9 °F

  • Average High 2020–2025

    60.4 °F
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