Ilwaco Harbor Weather Forecast

    • 40
    • 48

    Slight Chance Rain

    • 41
    • 50

    Partly Sunny

    • 45
    • 52

    Rain

    • 42
    • 49

    Rain

    • 45
    • 50

    Chance Rain

    • 44
    • 52

    Slight Chance Rain

    • 46
    • 54

    Partly Sunny

Today 29 Mar South Washington Coast

Mostly cloudy with a 50 percent chance of rain. Highs in the upper 40s. Northwest wind 5 to 10 Mph. Rainfall Amounts less than a tenth of an inch.

Tonight 29 Mar South Washington Coast

Partly cloudy. Areas of frost after midnight. Lows in the mid 30s. North wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ilwaco Harbor Temperature Statistics

March Temperature

Astoria, Astoria Regional Airport (12.4 miles)

  • Lowest 10 March, 2026

    31.6 °F

  • Average March

    47.3 °F

  • Highest 16 March, 2026

    61.6 °F

Climate (2021–Present)

Astoria, Astoria Regional Airport (12.4 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    59.8 °F
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