Umatilla County, OR: Current UV Index and Hourly Forecast

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As of 1:57 PM PDT on May 2, 2026, out of 22 cities in Umatilla County, OR in our database, 15 cities (68%) have a UV Index reading of High, while 7 cities (32%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Athena, OR with a reading of 6.3.

Over the next 24 hours, the highest UV Index reading in Umatilla County, OR is expected to be 6.3 in Athena between 1:00 PM - 2:00 PM PDT today.

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Current UV Index in Cities in Umatilla County, OR

• Adams - 6.3
• Athena - 6.3
• Cayuse - 6.3
• Echo - 4.8
• Gopher Flats - 5.8
• Green Meadows - 5.1
• Helix - 5.8
• Hermiston - 4.8
• Kirkpatrick - 5.8
• McKay - 5.1
• Meacham - 5.5
• Milton-Freewater - 6.2
• Mission - 5.8
• Pendleton - 5.8
• Pilot Rock - 5.1
• Riverside - 5.8
• Stanfield - 4.8
• Tutuilla - 5.1
• Ukiah - 5.5
• Umapine - 6.2
• Umatilla - 5.6
• Weston - 6.3