Grant County, WA: Current UV Index and Hourly Forecast

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As of 12:50 PM PST on January 23, 2025, all 25 cities in Grant County, WA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Mattawa, WA with a reading of 1.2.

Over the next 24 hours, the highest UV Index reading in Grant County, WA is expected to be 1.2 in Mattawa between 12:00 PM - 1:00 PM PST today.

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Current UV Index in Cities in Grant County, WA

• Banks Lake South - 0.9
• Beverly - 1.2
• Cascade Valley - 0.7
• Coulee City - 0.6
• Crescent Bar - 1.2
• Desert Aire - 1.2
• Electric City - 0.8
• Ephrata - 0.9
• George - 1.1
• Grand Coulee - 0.8
• Hartline - 0.7
• Krupp - 0.6
• Lakeview - 1
• Marine View - 0.8
• Mattawa - 1.2
• Moses Lake - 0.7
• Moses Lake North - 0.7
• Quincy - 1
• Royal City - 1
• Schwana - 1.2
• Soap Lake - 1
• Sunland Estates - 1.1
• Warden - 0.7
• Wheeler - 0.7
• Wilson Creek - 0.6