Umatilla County, OR: Current UV Index and Hourly Forecast

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As of 2:16 PM PDT on October 29, 2025, all 22 cities in Umatilla County, OR in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Ukiah, OR with a reading of 2.4.

Over the next 24 hours, the highest UV Index reading in Umatilla County, OR is expected to be 2.4 in Ukiah between 2:00 PM - 3:00 PM PDT today.

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Current UV Index in Cities in Umatilla County, OR

• Adams - 2.1
• Athena - 2.1
• Cayuse - 2.1
• Echo - 2.1
• Gopher Flats - 2.1
• Green Meadows - 2.2
• Helix - 2.1
• Hermiston - 2.1
• Kirkpatrick - 2.1
• McKay - 2.2
• Meacham - 2.3
• Milton-Freewater - 2
• Mission - 2.1
• Pendleton - 2.1
• Pilot Rock - 2.2
• Riverside - 2.1
• Stanfield - 2.1
• Tutuilla - 2.2
• Ukiah - 2.4
• Umapine - 2
• Umatilla - 2.1
• Weston - 2.1