San Juan Island - Smugglers Cove Weather Forecast
- 55
- 71
Becoming Sunny
- 55
- 75
Mostly Sunny
- 57
- 77
Mostly Sunny
- 54
- 76
Mostly Sunny
- 52
- 70
Partly Sunny
- 52
- 69
Mostly Cloudy
- 52
- 69
Slight Chance Rain
Today 9 Aug San Juan County
Mostly sunny. Highs in the upper 60s to mid 70s. Light wind.
Tonight 9 Aug San Juan County
Mostly clear. Lows in the mid 50s to lower 60s. Light wind.
San Juan Island - Smugglers Cove Temperature Statistics
August Temperature
Friday Harbor Airport (7.5 miles)
Lowest 7 August, 2025
50 °FAverage August
60.1 °FHighest 2 August, 2025
71.1 °F
Climate (2020–Present)
Friday Harbor Airport (7.5 miles)
Average Low 2020–2025
44.3 °FAverage 2020–2025
51.7 °FAverage High 2020–2025
59.5 °F