Orcas Island - Deer Harbor Weather Forecast
- 60
- 80
Patchy Smoke
- 60
- 80
Mostly Sunny
- 60
- 80
Mostly Sunny
- 59
- 81
Mostly Sunny
- 58
- 77
Mostly Sunny
- 58
- 74
Mostly Sunny
- 58
- 75
Mostly Sunny
Today 4 Aug San Juan County
Sunny. Highs in the 70s to lower 80s. North wind to 10 Mph.
Tonight 4 Aug San Juan County
Mostly clear. Patchy smoke until early morning. Lows in the mid 50s to lower 60s. Light wind becoming north to 10 Mph after midnight.
Orcas Island - Deer Harbor Temperature Statistics
August Temperature
Friday Harbor Airport (6.8 miles)
Lowest 2 August, 2026
51.1 °FAverage August
61.1 °FHighest 1 August, 2026
73 °F
Climate (2021–2026)
Friday Harbor Airport (6.8 miles)
Average Low 2021–2026
44.5 °FAverage 2021–2026
51.9 °FAverage High 2021–2026
59.7 °F