San Juan Island - Friday Harbor Weather Forecast
- 44
- 55
Decreasing Clouds
- 43
- 55
Partly Sunny
- 44
- 50
Chance Rain
- 45
- 52
Chance Rain
- 43
- 51
Rain Likely
- 41
- 49
Rain Likely
- 41
- 49
Chance Rain
Today 18 Mar San Juan County
Mostly sunny. Highs in the mid 50s to lower 60s. North wind 10 to 15 Mph.
San Juan Island - Friday Harbor Temperature Statistics
March Temperature
Friday Harbor Airport (1.9 miles)
Lowest 5 March, 2024
32.6 °FAverage March
46 °FHighest 16 March, 2024
61 °F
Climate (2019–Present)
Friday Harbor Airport (1.9 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
43.9 °FAverage 2019–2024
50.9 °FAverage High 2019–2024
58.5 °F