Columbia County, OR: Current UV Index and Hourly Forecast

As of 5:56 PM PDT on July 9, 2025, all 9 cities in Columbia County, OR in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is St. Helens, OR with a reading of 1.9.

Over the next 24 hours, the highest UV Index reading in Columbia County, OR is expected to be 6.4 in St. Helens between 3:00 PM - 4:00 PM PDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Columbia County, OR as of 5:56 PM PDT, July 9, 2025

Current UV Index in Cities in Columbia County, OR

5:56 PM PDT, July 9, 2025