Cougar Mountain Airfield Weather Forecast

    • 50
    • 61

    Rain

    • 41
    • 60

    Rain

    • 39
    • 56

    Slight Chance Rain

    • 44
    • 55

    Rain Likely

    • 47
    • 59

    Rain

    • 47
    • 60

    Rain

Today 31 Oct Foothills and Valleys of Thurston and Lewis Counties

Mostly cloudy. A chance of rain through the day. Highs in the mid 50s to lower 60s. South wind to 10 Mph increasing to 10 to 15 Mph in the afternoon. Gusts to 30 Mph.

Tonight 31 Oct Foothills and Valleys of Thurston and Lewis Counties

Rain. Rainfall Amounts one to three Inches possible. Lows near 50. South wind 10 to 15 Mph. Gusts to 40 Mph decreasing to 30 Mph after midnight.

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Cougar Mountain Airfield Temperature Statistics

October Temperature

Fort Lewis / Gray U. S. Army Airfield (18.6 miles)

  • Lowest 15 October, 2025

    29.5 °F

  • Average October

    52.1 °F

  • Highest 7 October, 2025

    78.3 °F

Climate (2020–Present)

Fort Lewis / Gray U. S. Army Airfield (18.6 miles)

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  • Average Low 2020–2025

    42.6 °F

  • Average 2020–2025

    51.9 °F

  • Average High 2020–2025

    61.2 °F
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