Osceola Weather Forecast

    • 51
    • 69

    Becoming Sunny

    • 56
    • 84

    Mostly Sunny

    • 50
    • 76

    Partly Sunny

    • 50
    • 70

    Mostly Sunny

    • 54
    • 76

    Mostly Sunny

    • 54
    • 75

    Chance Rain

Today 15 Sep Foothills and Valleys of Pierce and Southern King Counties

Mostly sunny. Highs near 70. Light wind.

Tonight 15 Sep Foothills and Valleys of Pierce and Southern King Counties

Mostly clear. Lows in the upper 40s to mid 50s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Osceola Temperature Statistics

September Temperature

Tacoma / McChord Air Force Base (21.1 miles)

  • Lowest 9 September, 2025

    52.9 °F

  • Average September

    65.5 °F

  • Highest 3 September, 2025

    85.5 °F

Climate (2020–Present)

Tacoma / McChord Air Force Base (21.1 miles)

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  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    52 °F

  • Average High 2020–2025

    61.3 °F
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