Boysen State Park Weather Forecast

    • 33
    • 61

    Mostly Sunny

    • 42
    • 66

    Partly Sunny

    • 25
    • 61

    Snow Showers

    • 18
    • 41

    Chance Snow Showers

    • 26
    • 51

    Mostly Sunny

    • 35
    • 61

    Partly Sunny

Today 14 Apr Wind River Basin

Mostly sunny. Highs around 60. West Winds around 10 Mph.

Tonight 14 Apr Wind River Basin

Partly cloudy. Lows around 30. West Winds around 10 Mph with Gusts up to 20 Mph.

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Boysen State Park Temperature Statistics

April Temperature

Riverton Regional Airport (21.7 miles)

  • Lowest 1 April, 2026

    39 °F

  • Average April

    47.2 °F

  • Highest 1 April, 2026

    55 °F

Climate (2021–Present)

Riverton Regional Airport (21.7 miles)

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  • Average Low 2021–2026

    33.6 °F

  • Average 2021–2026

    46.4 °F

  • Average High 2021–2026

    59.3 °F
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