Lopez Island - Spencer Spit Weather Forecast

    • 42
    • 49

    Rain

    • 41
    • 52

    Rain

    • 40
    • 49

    Rain Likely

    • 38
    • 49

    Slight Chance Rain

    • 41
    • 51

    Partly Sunny

    • 43
    • 52

    Mostly Cloudy

Today 23 Mar San Juan County

Mostly sunny in the morning then becoming mostly cloudy. Highs in the mid 40s to lower 50s. Light wind.

Tonight 23 Mar San Juan County

Cloudy. A chance of rain after midnight. Lows near 40. Light wind.

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Lopez Island - Spencer Spit Temperature Statistics

March Temperature

Friday Harbor Airport (7.5 miles)

  • Lowest 10 March, 2026

    30 °F

  • Average March

    44.9 °F

  • Highest 20 March, 2026

    59 °F

Climate (2021–Present)

Friday Harbor Airport (7.5 miles)

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    59.7 °F
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