UV Index Today in Multnomah County, Oregon (OR)
Friday, May 22, 2026 -11:38 AMPDT (GMT-7)
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The average maximum UV Index today across 23 locations in Multnomah County, Oregon (OR), is 7.7. The highest projected maximum is 7.8 in Washougal at 1:00 PM PDT, while the lowest projected maximum is 7.7 in Portland at 1:00 PM PDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 7.3. The highest projected maximum is 7.5 in Washougal at 1:00 PM PDT, and the lowest projected maximum is 6.8 in Vancouver at 1:00 PM PDT.
23 Places in Multnomah County, Oregon (OR)
Maximum UV Index Today