Umatilla County, OR: Current UV Index and Hourly Forecast

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As of 3:17 PM PDT on May 12, 2025, out of 22 cities in Umatilla County, OR in our database, 12 cities (55%) have a UV Index reading of Low, while 10 cities (45%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Umatilla, OR with a reading of 4.4.

Over the next 24 hours, the highest UV Index reading in Umatilla County, OR is expected to be 4.4 in Umatilla between 3:00 PM - 4:00 PM PDT today.

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Current UV Index in Cities in Umatilla County, OR

• Adams - 0.9
• Athena - 0.9
• Cayuse - 0.9
• Echo - 3.4
• Gopher Flats - 2.7
• Green Meadows - 0.5
• Helix - 2.7
• Hermiston - 3.4
• Kirkpatrick - 2.7
• McKay - 0.5
• Meacham - 0.4
• Milton-Freewater - 1.4
• Mission - 2.7
• Pendleton - 2.7
• Pilot Rock - 0.5
• Riverside - 2.7
• Stanfield - 3.4
• Tutuilla - 0.5
• Ukiah - 1.5
• Umapine - 1.4
• Umatilla - 4.4
• Weston - 0.9