James Island State Park Weather Forecast
- 35
- 45
Partly Sunny
- 37
- 45
Partly Sunny
- 39
- 45
Rain
- 36
- 49
Rain/Snow
- 34
- 43
Rain/Snow
- 30
- 41
Snow Likely
- 27
- 38
Chance Rain/Snow
Today 28 Jan San Juan County
Mostly sunny. Patchy fog in the morning. Highs in the 40s. Light wind.
Tonight 28 Jan San Juan County
Mostly clear. Patchy fog after midnight. Lows in the lower to mid 30s. Light wind.
James Island State Park Temperature Statistics
January Temperature
Friday Harbor Airport (11.2 miles)
Lowest 20 January, 2025
31.7 °FAverage January
43.8 °FHighest 16 January, 2025
58.6 °F
Climate (2020–Present)
Friday Harbor Airport (11.2 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2020–2025
44.2 °FAverage 2020–2025
51.4 °FAverage High 2020–2025
59.1 °F