Lystair Lake Weather Forecast

    • 52
    • 78

    Increasing Clouds

    • 53
    • 79

    Partly Sunny

    • 53
    • 82

    Partly Sunny

    • 52
    • 77

    Partly Sunny

    • 49
    • 76

    Partly Sunny

    • 49
    • 78

    Partly Sunny

    • 49
    • 78

    Mostly Sunny

Today 21 Jul Middle Chehalis River Valley

Mostly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the upper 60s to mid 70s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 21 Jul Middle Chehalis River Valley

Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower to mid 50s. West wind to 10 Mph.

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Lystair Lake Temperature Statistics

July Temperature

Shelton, Shelton Sanderson Field (10.6 miles)

  • Lowest 3 July, 2025

    45.6 °F

  • Average July

    66.5 °F

  • Highest 13 July, 2025

    93.7 °F

Climate (2020–Present)

Shelton, Shelton Sanderson Field (10.6 miles)

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  • Average Low 2020–2025

    41.7 °F

  • Average 2020–2025

    51 °F

  • Average High 2020–2025

    61.2 °F
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