San Juan Island - Point Joe Weather Forecast
- 49
- 63
Mostly Cloudy
- 48
- 66
Partly Sunny
- 50
- 64
Partly Sunny
- 52
- 68
Mostly Cloudy
- 50
- 69
Partly Sunny
- 48
- 66
Slight Chance Rain
- 48
- 63
Chance Rain
Today 9 May San Juan County
Partly sunny. Highs in the 60s. Light wind.
Tonight 9 May San Juan County
Mostly cloudy. Lows near 50. Light wind.
San Juan Island - Point Joe Temperature Statistics
May Temperature
Friday Harbor Airport (3.7 miles)
Lowest 1 May, 2026
45 °FAverage May
57 °FHighest 3 May, 2026
75.9 °F
Climate (2021–Present)
Friday Harbor Airport (3.7 miles)
Average Low 2021–2026
44.5 °FAverage 2021–2026
51.9 °FAverage High 2021–2026
59.7 °F