West Haven-Sylvan Weather Forecast

    • 54
    • 75

    Increasing Clouds

    • 55
    • 75

    Mostly Sunny

    • 54
    • 79

    Mostly Sunny

    • 56
    • 81

    Mostly Sunny

    • 53
    • 77

    Mostly Sunny

    • 52
    • 73

    Mostly Sunny

    • 53
    • 74

    Mostly Sunny

Today 1 Oct West Hills and Chehalem Mountains

Mostly sunny. Highs in the mid 70s. Winds light.

Tonight 1 Oct West Hills and Chehalem Mountains

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the lower 50s. Winds light.

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West Haven-Sylvan Temperature Statistics

October Temperature

Pearson Airfield (8.7 miles)

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  • Average October

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Climate (2021–2026)

Pearson Airfield (8.7 miles)

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  • Average Low 2021–2026

    46.3 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    64.7 °F
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