San Juan Island - Kanaka Bay Weather Forecast

    • 53
    • 72

    Increasing Clouds

    • 54
    • 75

    Mostly Sunny

    • 51
    • 73

    Mostly Cloudy

    • 48
    • 69

    Partly Sunny

    • 47
    • 64

    Rain Likely

    • 48
    • 64

    Chance Rain

Today 1 Jun San Juan County

Sunny. Highs in the upper 60s to mid 70s. North wind to 10 Mph becoming northwest around 10 Mph in the afternoon.

Tonight 1 Jun San Juan County

Partly cloudy in the evening then becoming mostly cloudy. Lows in the 50s. Light wind.

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San Juan Island - Kanaka Bay Temperature Statistics

June Temperature

Friday Harbor Airport (3.1 miles)

  • Lowest

  • Average June

  • Highest

Climate (2021–Present)

Friday Harbor Airport (3.1 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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