Rock Spring Reservoir Weather Forecast

    • 32
    • 58

    Increasing Clouds

    • 34
    • 56

    Mostly Cloudy

    • 32
    • 66

    Partly Sunny

    • 28
    • 54

    Slight Chance Rain/Snow

    • 32
    • 56

    Chance Rain Showers

    • 37
    • 60

    Chance Rain Showers

Today 5 Apr Natrona County Lower Elevations

Sunny. Highs around 60. West Winds around 10 Mph this afternoon.

Tonight 5 Apr Natrona County Lower Elevations

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 30s. Northeast Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rock Spring Reservoir Temperature Statistics

April Temperature

Casper, Natrona County International Airport (34.8 miles)

  • Lowest 3 April, 2026

    27 °F

  • Average April

    40.1 °F

  • Highest 2 April, 2026

    59.6 °F

Climate (2021–Present)

Casper, Natrona County International Airport (34.8 miles)

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  • Average Low 2021–2026

    33.3 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    61.3 °F
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