San Juan Island - Cattle Point Lighthouse Weather Forecast
- 46
- 60
Rain Showers
- 46
- 60
Rain Showers Likely
- 46
- 61
Mostly Cloudy
- 47
- 63
Mostly Cloudy
- 47
- 63
Slight Chance Rain Showers
- 48
- 63
Partly Sunny
Today 19 May San Juan County
Partly sunny with a chance of Showers. Highs in the upper 50s to mid 60s. Southwest wind 10 to 15 Mph.
Tonight 19 May San Juan County
Mostly cloudy. A chance of Showers in the Evening, then Showers likely late in the evening. A chance of Showers after midnight. Rainfall Amounts less than a tenth of an inch likely. Lows in the 40s. Southwest wind around 10 Mph. Gusts to 20 Mph in the evening.
San Juan Island - Cattle Point Lighthouse Temperature Statistics
May Temperature
Friday Harbor Airport (5.6 miles)
Lowest 4 May, 2025
38.6 °FAverage May
59.1 °FHighest 6 May, 2025
85.6 °F
Climate (2020–Present)
Friday Harbor Airport (5.6 miles)
Average Low 2020–2025
44.3 °FAverage 2020–2025
51.6 °FAverage High 2020–2025
59.4 °F