Yakima County, WA: Current UV Index and Hourly Forecast

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As of 2:31 PM PDT on March 15, 2026, all 27 cities in Yakima County, WA in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Yakima, WA with a reading of 3.3.

Over the next 24 hours, the highest UV Index reading in Yakima County, WA is expected to be 3.3 in Yakima between 2:00 PM - 3:00 PM PDT today.

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Current UV Index in Cities in Yakima County, WA

• Ahtanum - 3.3
• Buena - 3.2
• Cliffdell - 3.3
• Cowiche - 3.2
• Donald - 3.3
• Eschbach - 3.2
• Gleed - 3.1
• Grandview - 3.1
• Granger - 3.3
• Harrah - 3.3
• Mabton - 3.1
• Moxee - 3.3
• Naches - 3.2
• Nile - 3.3
• Outlook - 3.1
• Parker - 3.3
• Selah - 3.1
• Sunnyside - 3.1
• Tampico - 3.2
• Terrace Heights - 3.3
• Tieton - 3.2
• Toppenish - 3.2
• Union Gap - 3.3
• Wapato - 3.3
• White Swan - 3.2
• Yakima - 3.3
• Zillah - 3.2