Cathlamet Weather Forecast

    • 33
    • 53

    Increasing Clouds

    • 35
    • 46

    Rain/Snow

    • 30
    • 47

    Rain

    • 32
    • 47

    Rain/Snow

    • 33
    • 47

    Rain/Snow

    • 37
    • 48

    Rain

Today 15 Feb Willapa and Wahkiakum Lowlands

Sunny. Highs in the lower 50s. Winds light.

Tonight 15 Feb Willapa and Wahkiakum Lowlands

Partly cloudy in the Evening, then mostly cloudy with a chance of rain after midnight. Patchy fog after midnight. Snow level 1500 feet. Lows in the lower 30s. Winds light. Chance of rain 40 percent. Rainfall Amounts less than a tenth of an inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cathlamet Temperature Statistics

February Temperature

Southwest Washington Regional Airport (23.6 miles)

  • Lowest 11 February, 2026

    30.9 °F

  • Average February

    45.8 °F

  • Highest 4 February, 2026

    61 °F

Climate (2021–Present)

Southwest Washington Regional Airport (23.6 miles)

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  • Average Low 2021–2026

    45.1 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    62.5 °F
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