Turn Island Weather Forecast
- 49
- 74
Partly Sunny
- 52
- 71
Mostly Sunny
- 53
- 74
Mostly Sunny
- 53
- 75
Mostly Sunny
- 52
- 75
Mostly Sunny
- 54
- 76
Mostly Sunny
Today 16 Jun San Juan County
Sunny. Highs in the upper 60s to mid 70s. Southwest wind 10 to 15 Mph becoming west 10 to 20 Mph in the afternoon. Gusts to 30 Mph.
Tonight 16 Jun San Juan County
Mostly clear. Lows in the upper 40s to mid 50s. West wind 10 to 15 Mph with Gusts to 30 Mph becoming southwest with Gusts to 20 Mph after midnight.
Turn Island Temperature Statistics
June Temperature
Friday Harbor Airport (2.5 miles)
Lowest 1 June, 2026
44.1 °FAverage June
57.8 °FHighest 14 June, 2026
82 °F
Climate (2021–Present)
Friday Harbor Airport (2.5 miles)
Average Low 2021–2026
44.5 °FAverage 2021–2026
52 °FAverage High 2021–2026
59.7 °F