Roche Harbor Lake Weather Forecast

    • 41
    • 50

    Chance Rain Showers

    • 41
    • 50

    Rain Showers

    • 39
    • 50

    Rain Showers Likely

    • 39
    • 49

    Partly Sunny

    • 42
    • 49

    Rain

    • 43
    • 50

    Rain

Today 3 Mar San Juan County

Mostly cloudy. A chance of Showers in the Morning, then a slight chance of Showers early in the afternoon. Highs near 50. Light wind.

Tonight 3 Mar San Juan County

Mostly cloudy. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the upper 30s to mid 40s. Light wind becoming southeast to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Roche Harbor Lake Temperature Statistics

March Temperature

Friday Harbor Airport (6.2 miles)

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  • Average March

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Climate (2020–Present)

Friday Harbor Airport (6.2 miles)

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  • Average Low 2020–2025

    44.2 °F

  • Average 2020–2025

    51.4 °F

  • Average High 2020–2025

    59.1 °F
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