Chehalis River - Bents Island Weather Forecast

    • 50
    • 68

    Decreasing Clouds

    • 49
    • 70

    Partly Sunny

    • 50
    • 72

    Partly Sunny

    • 49
    • 71

    Mostly Cloudy

    • 49
    • 68

    Mostly Cloudy

    • 50
    • 68

    Mostly Cloudy

    • 50
    • 70

    Mostly Cloudy

Today 18 Sep Lower Chehalis River Valley

Partly sunny. A slight chance of rain in the Morning, then a chance of rain in the afternoon. Highs in the lower to mid 60s.

Tonight 18 Sep Lower Chehalis River Valley

Mostly cloudy. Lows in the mid 40s to lower 50s. Light wind.

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Chehalis River - Bents Island Temperature Statistics

September Temperature

Hoquiam, Bowerman Airport (12.4 miles)

  • Lowest 8 September, 2026

    48.7 °F

  • Average September

    60.7 °F

  • Highest 9 September, 2026

    73.7 °F

Climate (2021–2026)

Hoquiam, Bowerman Airport (12.4 miles)

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  • Average Low 2021–2026

    46.3 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    58.6 °F
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