Roche Harbor Weather Forecast

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    • 59

    Rain

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    • 59

    Rain

    • 45
    • 56

    Rain

    • 43
    • 53

    Rain

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    • 53

    Rain

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    Rain Likely

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    Rain Likely

Today 23 Oct San Juan County

Mostly cloudy. A chance of rain late in the morning. A chance of rain late in the afternoon. Highs in the upper 50s to mid 60s. Southeast wind 10 to 20 Mph with Gusts to 30 Mph.

Tonight 23 Oct San Juan County

Windy. Cloudy with a chance of rain. Lows near 50. Southeast wind 15 to 30 Mph. Gusts to 40 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Roche Harbor Temperature Statistics

October Temperature

Friday Harbor Airport (8.1 miles)

  • Lowest 15 October, 2025

    37 °F

  • Average October

    51.6 °F

  • Highest 5 October, 2025

    64.9 °F

Climate (2020–Present)

Friday Harbor Airport (8.1 miles)

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  • Average Low 2020–2025

    44.3 °F

  • Average 2020–2025

    51.7 °F

  • Average High 2020–2025

    59.5 °F
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