Willapa River - Mailboat Slough Entrance Weather Forecast

    • 49
    • 62

    Mostly Cloudy

    • 54
    • 60

    Rain

    • 51
    • 59

    Chance Rain Showers

    • 47
    • 61

    Mostly Cloudy

    • 49
    • 62

    Chance Rain

    • 51
    • 62

    Chance Rain

Today 23 Sep South Washington Coast

Partly sunny. Highs in the mid 60s. Northwest wind 5 to 10 Mph.

Tonight 23 Sep South Washington Coast

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 40s. North wind 5 to 10 Mph, becoming northeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Willapa River - Mailboat Slough Entrance Temperature Statistics

September Temperature

Hoquiam, Bowerman Airport (19.9 miles)

  • Lowest 20 September, 2026

    46.7 °F

  • Average September

    60.5 °F

  • Highest 17 September, 2026

    76.6 °F

Climate (2021–2026)

Hoquiam, Bowerman Airport (19.9 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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