Lystair Lake Weather Forecast

    • 37
    • 69

    Mostly Sunny

    • 37
    • 71

    Partly Sunny

    • 34
    • 61

    Partly Sunny

    • 33
    • 59

    Partly Sunny

    • 34
    • 56

    Slight Chance Rain Showers

    • 36
    • 59

    Slight Chance Rain Showers

Today 20 Oct Middle Chehalis River Valley

Sunny. Patchy fog and frost in the Morning, then Areas of frost late in the morning. Highs in the mid 60s to lower 70s. East wind to 10 Mph.

Tonight 20 Oct Middle Chehalis River Valley

Clear. Patchy frost in the morning. Lows in the 30s to lower 40s. East wind to 10 Mph in the evening becoming light.

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  • Temperature Real-Time

Lystair Lake Temperature Statistics

October Temperature

Shelton, Shelton Sanderson Field (10.6 miles)

  • Lowest 12 October, 2026

    28.9 °F

  • Average October

    53.5 °F

  • Highest 16 October, 2026

    77 °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

    61.3 °F
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