Bertha May Lake Weather Forecast

    • 48
    • 60

    Increasing Clouds

    • 48
    • 59

    Mostly Sunny

    • 53
    • 67

    Mostly Sunny

    • 57
    • 75

    Mostly Sunny

    • 55
    • 73

    Mostly Sunny

    • 52
    • 69

    Mostly Sunny

Today 19 Aug Cascades of Pierce and Lewis Counties

Mostly sunny. Freezing level near 12500 feet.

Tonight 19 Aug Cascades of Pierce and Lewis Counties

Mostly cloudy in the evening then becoming partly cloudy. Freezing level near 12500 feet.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bertha May Lake Temperature Statistics

August Temperature

Tacoma / McChord Air Force Base (40.4 miles)

  • Lowest 8 August, 2025

    47.7 °F

  • Average August

    67.8 °F

  • Highest 12 August, 2025

    94.1 °F

Climate (2020–Present)

Tacoma / McChord Air Force Base (40.4 miles)

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  • Average Low 2020–2025

    42.3 °F

  • Average 2020–2025

    51.9 °F

  • Average High 2020–2025

    61.3 °F
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