Piaya Lake Weather Forecast

    • 34
    • 63

    Rain Showers Likely

    • 39
    • 71

    Mostly Sunny

    • 41
    • 83

    Partly Sunny

    • 42
    • 78

    Mostly Sunny

    • 47
    • 86

    Partly Sunny

    • 42
    • 79

    Partly Sunny

Today 9 May Green Mountains and Rattlesnake Range

Mostly sunny this Morning, then partly cloudy with Showers likely with a chance of Thunderstorms this afternoon. Breezy with Highs around 60. Northwest Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 60 percent.

Tonight 9 May Green Mountains and Rattlesnake Range

Partly cloudy in the Evening, then clearing. Lows in the lower 30s. North Winds 10 to 15 Mph with Gusts up to 30 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Piaya Lake Temperature Statistics

May Temperature

Casper, Natrona County International Airport (42.3 miles)

  • Lowest 6 May, 2026

    18.6 °F

  • Average May

    46.5 °F

  • Highest 3 May, 2026

    74.6 °F

Climate (2021–Present)

Casper, Natrona County International Airport (42.3 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    61.4 °F
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