Yelm Weather Forecast

    • 50
    • 65

    Rain Likely

    • 48
    • 69

    Mostly Cloudy

    • 46
    • 69

    Partly Sunny

    • 48
    • 77

    Mostly Sunny

    • 50
    • 79

    Mostly Sunny

    • 51
    • 79

    Mostly Sunny

    • 49
    • 76

    Partly Sunny

Today 13 Sep Olympia and Southern Puget Sound

Rain at Times late in the Morning, then cloudy with a chance of rain early in the afternoon. Partly sunny late in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs in the 60s. Southwest wind 10 to 15 Mph with Gusts to 25 Mph.

Tonight 13 Sep Olympia and Southern Puget Sound

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s to mid 50s. Southwest wind 10 to 20 Mph.

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Yelm Temperature Statistics

September Temperature

Fort Lewis / Gray U. S. Army Airfield (11.8 miles)

  • Lowest 5 September, 2026

    46.4 °F

  • Average September

    61.4 °F

  • Highest 9 September, 2026

    82.6 °F

Climate (2021–2026)

Fort Lewis / Gray U. S. Army Airfield (11.8 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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