Joint Base Lewis - McChord Weather Forecast

    • 43
    • 64

    Increasing Clouds

    • 45
    • 68

    Mostly Cloudy

    • 41
    • 69

    Partly Sunny

    • 35
    • 56

    Partly Sunny

    • 35
    • 58

    Mostly Sunny

    • 37
    • 61

    Mostly Sunny

Today 4 Apr Lowlands of Pierce and Southern King Counties

Sunny. Highs in the upper 50s to mid 60s. Light wind becoming north to 10 Mph in the afternoon.

Tonight 4 Apr Lowlands of Pierce and Southern King Counties

Partly cloudy in the evening then becoming mostly cloudy. Lows in the 40s. North wind to 10 Mph.

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Joint Base Lewis - McChord Temperature Statistics

April Temperature

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

  • Lowest 1 April, 2026

    41.2 °F

  • Average April

    46.4 °F

  • Highest 1 April, 2026

    49.8 °F

Climate (2021–Present)

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 °F

  • Average High 2021–2026

    61.3 °F
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