Joint Base Lewis - McChord Weather Forecast

    • 52
    • 85

    Increasing Clouds

    • 54
    • 78

    Mostly Cloudy

    • 50
    • 74

    Mostly Cloudy

    • 51
    • 76

    Partly Sunny

    • 51
    • 74

    Partly Sunny

    • 50
    • 72

    Partly Sunny

    • 52
    • 76

    Mostly Sunny

Today 6 Jul Lowlands of Pierce and Southern King Counties

Sunny. Highs in the mid 70s to lower 80s. Light wind becoming north to 10 Mph in the afternoon.

Tonight 6 Jul Lowlands of Pierce and Southern King Counties

Mostly clear. Lows in the 50s. North wind to 10 Mph becoming southwest after midnight.

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Joint Base Lewis - McChord Temperature Statistics

July Temperature

Fort Lewis / Gray U. S. Army Airfield (0.6 miles)

  • Lowest 1 July, 2026

    50.2 °F

  • Average July

    61.6 °F

  • Highest 4 July, 2026

    73.8 °F

Climate (2021–2026)

Fort Lewis / Gray U. S. Army Airfield (0.6 miles)

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  • Average Low 2021–2026

    42.8 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    61.4 °F
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