Washington County, OR: Current UV Index and Hourly Forecast

• USA →
• Oregon →
• Washington County

As of 3:22 PM PDT on May 12, 2025, out of 27 cities in Washington County, OR in our database, 25 cities (93%) have a UV Index reading of Moderate, while 2 cities (7%) have a UV Index reading of Low. The city with the highest UV Index reading right now is Beaverton, OR with a reading of 4.3.

Over the next 24 hours, the highest UV Index reading in Washington County, OR is expected to be 4.3 in Beaverton between 3:00 PM - 4:00 PM PDT today.

Search Cities in Washington County, OR

Current UV Index in Cities in Washington County, OR

• Aloha - 4.3
• Banks - 4.2
• Beaverton - 4.3
• Bethany - 4.3
• Bull Mountain - 4.3
• Cedar Hills - 4.3
• Cedar Mill - 4.3
• Cherry Grove - 1.1
• Cornelius - 4.2
• Dilley - 4.2
• Durham - 4.3
• Forest Grove - 4.2
• Garden Home-Whitford - 4.3
• Gaston - 1.1
• Hillsboro - 4.2
• King City - 4.3
• Marlene Village - 4.3
• Metzger - 4.3
• North Plains - 4.2
• Oak Hills - 4.3
• Raleigh Hills - 4.3
• Rockcreek - 4.2
• Sherwood - 2.8
• Tigard - 4.3
• Tualatin - 4.3
• West Haven-Sylvan - 4.3
• West Slope - 4.3