McKay Lake Weather Forecast

    • 39
    • 72

    Mostly Sunny

    • 44
    • 73

    Mostly Sunny

    • 51
    • 75

    Mostly Sunny

    • 42
    • 75

    Breezy

    • 45
    • 73

    Chance Rain Showers

    • 37
    • 64

    Slight Chance Rain Showers

    • 40
    • 65

    Mostly Sunny

Today 8 Sep Green Mountains and Rattlesnake Range

Sunny, breezy with Highs in the mid 70s. Southwest Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 8 Sep Green Mountains and Rattlesnake Range

Clear, breezy with Lows around 40. West Winds 15 to 20 Mph with Gusts up to 35 Mph, becoming north around 10 Mph with Gusts up to 20 Mph after midnight.

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McKay Lake Temperature Statistics

September Temperature

South Pass (25.5 miles)

  • Lowest

  • Average September

  • Highest

Climate (2022–2024)

South Pass (25.5 miles)

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  • Average Low 2022–2024

    27.8 °F
  • Average 2022–2024

    35 °F
  • Average High 2022–2024

    42.1 °F
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