West Haven-Sylvan Weather Forecast

    • 51
    • 67

    Slight Chance Rain Showers

    • 51
    • 66

    Mostly Cloudy

    • 49
    • 67

    Mostly Cloudy

    • 50
    • 67

    Mostly Cloudy

    • 51
    • 67

    Chance Rain

    • 51
    • 70

    Chance Rain

Today 28 Jun West Hills and Chehalem Mountains

Partly sunny with a 20 percent chance of Showers. Highs in the upper 60s. West wind 5 to 10 Mph.

Tonight 28 Jun West Hills and Chehalem Mountains

Mostly cloudy with a 20 percent chance of Showers. Lows around 50. Winds light.

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West Haven-Sylvan Temperature Statistics

June Temperature

Pearson Airfield (8.7 miles)

  • Lowest 7 June, 2026

    46.7 °F

  • Average June

    66.9 °F

  • Highest 15 June, 2026

    97.6 °F

Climate (2021–2026)

Pearson Airfield (8.7 miles)

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  • Average Low 2021–2026

    46.4 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    64.8 °F
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