Bertha May Lake Weather Forecast

    • 42
    • 46

    Rain

    • 42
    • 50

    Mostly Cloudy

    • 42
    • 50

    Partly Sunny

    • 48
    • 61

    Sunny

    • 49
    • 66

    Mostly Sunny

    • 50
    • 64

    Mostly Sunny

    • 48
    • 61

    Partly Sunny

Today 13 Sep Cascades of Pierce and Lewis Counties

Rain and snow in the late morning and early Afternoon, then cloudy with a chance of rain and snow late in the afternoon. Snow level near 7000 feet. Rainfall Amounts a half inch to one inch possible. No new snow accumulation.

Tonight 13 Sep Cascades of Pierce and Lewis Counties

Mostly cloudy. A chance of rain and snow in the Evening, then a slight chance of snow late in the evening. A slight chance of rain after midnight. Snow level near 7000 feet.

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Bertha May Lake Temperature Statistics

September Temperature

Tacoma / McChord Air Force Base (40.4 miles)

  • Lowest 9 September, 2026

    46.2 °F

  • Average September

    61.3 °F

  • Highest 9 September, 2026

    81.7 °F

Climate (2021–2026)

Tacoma / McChord Air Force Base (40.4 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    52.2 °F

  • Average High 2021–2026

    61.5 °F
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