Roche Harbor SPB Weather Forecast

    • 47
    • 55

    Slight Chance Rain

    • 47
    • 56

    Rain Showers

    • 47
    • 54

    Rain

    • 44
    • 53

    Rain

    • 43
    • 51

    Rain Likely

    • 44
    • 53

    Rain Likely

    • 42
    • 52

    Rain

Today 25 Mar San Juan County

Patchy fog in the morning. Cloudy with a slight chance of rain in the Morning, then mostly cloudy in the afternoon. Highs in the mid 50s to lower 60s. Light wind.

Tonight 25 Mar San Juan County

Mostly cloudy. Lows in the 40s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Roche Harbor SPB Temperature Statistics

March Temperature

Friday Harbor Airport (8.1 miles)

  • Lowest 18 March, 2025

    31.7 °F

  • Average March

    46.1 °F

  • Highest 1 March, 2025

    65.6 °F

Climate (2020–Present)

Friday Harbor Airport (8.1 miles)

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  • Average Low 2020–2025

    44.2 °F

  • Average 2020–2025

    51.5 °F

  • Average High 2020–2025

    59.2 °F
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