McKay Lake Weather Forecast

    • 42
    • 59

    Rain Showers

    • 41
    • 65

    Mostly Sunny

    • 45
    • 72

    Partly Sunny

    • 47
    • 71

    Partly Sunny

    • 44
    • 69

    Mostly Sunny

    • 44
    • 71

    Mostly Sunny

Today 17 Sep Green Mountains and Rattlesnake Range

Mostly cloudy with scattered Showers. Isolated Thunderstorms in the afternoon. Highs in the upper 50s. North Winds 10 to 15 Mph. Chance of rain 30 percent.

Tonight 17 Sep Green Mountains and Rattlesnake Range

Mostly cloudy with scattered Showers with isolated Thunderstorms in the Evening, then partly cloudy after midnight. Lows in the lower 40s. North Winds around 10 Mph in the evening. Chance of rain 30 percent.

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McKay Lake Temperature Statistics

September Temperature

South Pass (25.5 miles)

  • Lowest

  • Average September

  • Highest

Climate (2020–Present)

South Pass (25.5 miles)

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  • Average Low 2020–2024

    28.9 °F
  • Average 2020–2024

    36.4 °F
  • Average High 2020–2024

    43.8 °F
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