Turn Island Weather Forecast
- 43
- 57
Rain
- 42
- 52
Rain
- 44
- 54
Rain
- 44
- 52
Rain Likely
- 44
- 53
Chance Rain
- 43
- 54
Rain
Today 8 Dec San Juan County
Windy. A chance of rain in the Morning, then rain in the late morning and early afternoon. Rain likely late in the afternoon. Patchy fog in the afternoon. Rainfall Amounts a quarter to a half inch possible. Highs in the 50s. South wind 10 to 20 Mph increasing to 15 to 30 Mph in the Afternoon, Gusts to 40 Mph in the afternoon.
Tonight 8 Dec San Juan County
Breezy. Patchy fog in the evening. Rain at Times in the Evening, then cloudy with a chance of rain in the late evening and early morning. Cloudy in the morning. Rainfall Amounts a tenth to a quarter of an inch possible. Lows in the 40s. Southwest wind 15 to 25 Mph with Gusts to 35 Mph.
Turn Island Temperature Statistics
December Temperature
Friday Harbor Airport (2.5 miles)
Lowest 1 December, 2025
36 °FAverage December
44.2 °FHighest 5 December, 2025
52 °F
Climate (2020–Present)
Friday Harbor Airport (2.5 miles)
Average Low 2020–2025
44.4 °FAverage 2020–2025
51.8 °FAverage High 2020–2025
59.6 °F