| NWS Forecast for: San Juan County Issued by: National Weather Service Seattle, WA Last Update: 130 AM PST Sun Jan 25 2026 | |
| Today: Mostly sunny. Highs in the upper 30s to mid 40s. Light wind. Tonight: Mostly cloudy. Lows near 30. Light wind. Monday: Mostly cloudy. Highs in the lower to mid 40s. Light wind. Monday Night: Mostly cloudy. Lows in the mid 30s to lower 40s. Light wind. Tuesday: Mostly cloudy. Highs in the mid 40s to lower 50s. Light wind. Tuesday Night: Mostly cloudy. A chance of rain after midnight. Lows in the lower 40s. Wednesday: Rain likely. Highs near 50. Wednesday Night: Rain likely. Lows in the lower to mid 40s. Thursday: Rain likely. Highs near 50. Thursday Night: Rain likely. Lows in the mid 40s. Friday: Rain likely. Highs in the lower 50s. Friday Night: Mostly cloudy with a chance of rain. Lows in the lower to mid 40s. Saturday: Mostly cloudy with a chance of rain. Highs in the lower 50s. | |
| Zone Forecast: San Juan County | |
Visit your local NWS office at: https://www.weather.gov/sew |