Whatcom County, WA: Current UV Index and Hourly Forecast

As of 4:35 PM PDT on September 2, 2025, out of 19 cities in Whatcom County, WA in our database, 15 cities (79%) have a UV Index reading of Moderate, while 4 cities (21%) have a UV Index reading of Low. The city with the highest UV Index reading right now is Point Roberts, WA with a reading of 2.9.

Over the next 24 hours, the highest UV Index reading in Whatcom County, WA is expected to be 5.7 in Maple Falls between 1:00 PM - 2:00 PM PDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Whatcom County, WA as of 4:35 PM PDT, September 2, 2025

Current UV Index in Cities in Whatcom County, WA

4:35 PM PDT, September 2, 2025