Forest Lake Weather Forecast

    • 49
    • 68

    Chance Rain

    • 51
    • 70

    Partly Sunny

    • 50
    • 68

    Mostly Cloudy

    • 52
    • 73

    Partly Sunny

    • 55
    • 80

    Mostly Sunny

    • 54
    • 78

    Partly Sunny

Today 5 Sep Foothills and Valleys of Pierce and Southern King Counties

Mostly cloudy. A slight chance of Thunderstorms early in the afternoon. A chance of Showers and a slight chance of Thunderstorms late in the afternoon. Highs near 70. Light wind.

Tonight 5 Sep Foothills and Valleys of Pierce and Southern King Counties

Mostly cloudy with a chance of rain in the Evening, then partly cloudy after midnight. Lows near 50. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Forest Lake Temperature Statistics

September Temperature

Tacoma / McChord Air Force Base (14.9 miles)

  • Lowest 1 September, 2026

    49.8 °F

  • Average September

    60.1 °F

  • Highest 2 September, 2026

    70 °F

Climate (2021–2026)

Tacoma / McChord Air Force Base (14.9 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    52.2 °F

  • Average High 2021–2026

    61.5 °F
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