Grays Lake Weather Forecast

    • 37
    • 68

    Mostly Sunny

    • 41
    • 72

    Mostly Sunny

    • 43
    • 74

    Mostly Cloudy

    • 43
    • 73

    Partly Sunny

    • 40
    • 72

    Mostly Sunny

    • 41
    • 72

    Mostly Sunny

    • 45
    • 77

    Mostly Sunny

Today 17 Sep Blackfoot Mountains

Sunny. Highs 63 to 73.

Tonight 17 Sep Blackfoot Mountains

Mostly clear. Lows 38 to 48.

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  • Temperature Real-Time

Grays Lake Temperature Statistics

September Temperature

Afton WY (38.5 miles)

  • Lowest 14 September, 2025

    32 °F

  • Average September

    57 °F

  • Highest 1 September, 2025

    80.6 °F

Climate (2020–Present)

Afton WY (38.5 miles)

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  • Average Low 2020–2025

    25.3 °F

  • Average 2020–2025

    38.8 °F

  • Average High 2020–2025

    51.5 °F
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