James Island State Park Weather Forecast

    • 38
    • 46

    Decreasing Clouds

    • 38
    • 44

    Increasing Clouds

    • 37
    • 43

    Rain Likely

    • 35
    • 45

    Chance Rain

    • 35
    • 43

    Chance Rain

    • 37
    • 43

    Rain Likely

    • 39
    • 44

    Chance Rain/Snow

Today 14 Feb San Juan County

Mostly cloudy with a chance of rain in the Morning, then partly sunny with a slight chance of rain in the late morning and early afternoon. Mostly sunny late in the afternoon. Highs in the 40s. South wind to 10 Mph in the morning becoming light.

Tonight 14 Feb San Juan County

Partly cloudy. Lows in the 30s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

James Island State Park Temperature Statistics

February Temperature

Friday Harbor Airport (11.2 miles)

  • Lowest 11 February, 2026

    36 °F

  • Average February

    45.7 °F

  • Highest 4 February, 2026

    54 °F

Climate (2021–Present)

Friday Harbor Airport (11.2 miles)

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  • Average Low 2021–2026

    44.4 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    59.7 °F
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