Lystair Lake Weather Forecast

    • 54
    • 79

    Increasing Clouds

    • 53
    • 77

    Mostly Cloudy

    • 53
    • 79

    Partly Sunny

    • 53
    • 83

    Mostly Cloudy

    • 52
    • 82

    Mostly Cloudy

    • 52
    • 81

    Mostly Cloudy

Today 11 Aug Middle Chehalis River Valley

Partly sunny in the morning then becoming sunny. Highs in the 70s to lower 80s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 11 Aug Middle Chehalis River Valley

Mostly clear in the evening then becoming mostly cloudy. Lows in the 50s. West wind around 10 Mph with Gusts to 20 Mph in the evening becoming light.

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Lystair Lake Temperature Statistics

August Temperature

Shelton, Shelton Sanderson Field (10.6 miles)

  • Lowest 3 August, 2026

    44.1 °F

  • Average August

    64.7 °F

  • Highest 5 August, 2026

    91.9 °F

Climate (2021–2026)

Shelton, Shelton Sanderson Field (10.6 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.3 °F

  • Average High 2021–2026

    61.2 °F
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