San Juan Island - Smugglers Cove Weather Forecast

    • 49
    • 63

    Decreasing Clouds

    • 51
    • 65

    Chance Rain Showers

    • 50
    • 63

    Chance Rain Showers

    • 52
    • 64

    Partly Sunny

    • 54
    • 70

    Partly Sunny

    • 52
    • 68

    Slight Chance Rain Showers

Today 24 May San Juan County

Mostly sunny. Highs in the 60s. Light wind becoming south 10 to 15 Mph in the afternoon.

Tonight 24 May San Juan County

Mostly clear. Lows in the mid 40s to lower 50s. Southwest wind to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Juan Island - Smugglers Cove Temperature Statistics

May Temperature

Friday Harbor Airport (7.5 miles)

  • Lowest 4 May, 2025

    38.6 °F
  • Average May

    57.8 °F
  • Highest 6 May, 2025

    85.6 °F

Climate (2020–Present)

Friday Harbor Airport (7.5 miles)

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  • Average Low 2020–2025

    44.3 °F
  • Average 2020–2025

    51.6 °F
  • Average High 2020–2025

    59.4 °F
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