San Juan County, WA: Current UV Index and Hourly Forecast

As of 12:45 AM PST on November 21, 2024, all 2 cities in San Juan County, WA in our database have a UV Index reading of 0, indicating no radiation from the sun.

Over the next 24 hours, the highest UV Index reading in San Juan County, WA is expected to be 0.8 in Friday Harbor between 12:00 PM - 1:00 PM PST today.

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UV Index Risk Levels
Range 0 - 23 - 56 - 78 - 1011+
Color
Risk LowModerateHighVery HighExtreme
UV Index in San Juan County, WA as of 12:45 AM PST, November 21, 2024

Current UV Index in Cities in San Juan County, WA

12:45 AM PST, November 21, 2024