Griffin Mountain Weather Forecast

    • 47
    • 60

    Increasing Clouds

    • 49
    • 58

    Mostly Cloudy

    • 52
    • 63

    Chance Rain

    • 52
    • 58

    Chance Rain

    • 48
    • 59

    Slight Chance Rain

    • 50
    • 62

    Mostly Sunny

    • 55
    • 69

    Mostly Sunny

Today 3 Aug Cascades of Pierce and Lewis Counties

Partly sunny. Areas of fog in the morning. Patchy dense fog late in the morning. Freezing level near 12500 feet.

Tonight 3 Aug Cascades of Pierce and Lewis Counties

Mostly cloudy. Freezing level near 12500 feet.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Griffin Mountain Temperature Statistics

August Temperature

Tacoma / McChord Air Force Base (41.6 miles)

  • Lowest 1 August, 2025

    57.6 °F

  • Average August

    66.8 °F

  • Highest 1 August, 2025

    75.2 °F

Climate (2020–Present)

Tacoma / McChord Air Force Base (41.6 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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