San Juan Island - Deadman Bay Weather Forecast
- 48
- 64
Mostly Sunny
- 46
- 64
Chance Rain
- 44
- 58
Partly Sunny
- 45
- 60
Mostly Sunny
- 48
- 63
Partly Sunny
- 49
- 64
Partly Sunny
- 47
- 63
Partly Sunny
Today 1 May San Juan County
Sunny. Highs in the 60s. Light wind becoming north to 10 Mph in the afternoon.
Tonight 1 May San Juan County
Mostly clear. Lows in the mid to upper 40s. Light wind.
San Juan Island - Deadman Bay Temperature Statistics
May Temperature
Friday Harbor Airport (5 miles)
Lowest
–Average May
–Highest
–
Climate (2020–Present)
Friday Harbor Airport (5 miles)
Average Low 2020–2025
44.3 °FAverage 2020–2025
51.6 °FAverage High 2020–2025
59.3 °F