Grant County, WA: Current UV Index and Hourly Forecast

• USA →
• Washington →
• Grant County

As of 10:47 AM PDT on May 2, 2026, out of 25 cities in Grant County, WA in our database, 22 cities (88%) have a UV Index reading of Moderate, while 3 cities (12%) have a UV Index reading of Low. The city with the highest UV Index reading right now is Coulee City, WA with a reading of 3.2.

Over the next 24 hours, the highest UV Index reading in Grant County, WA is expected to be 6.1 in George between 1:00 PM - 2:00 PM PDT today.

Search Cities in Grant County, WA

Current UV Index in Cities in Grant County, WA

• Banks Lake South - 2.9
• Beverly - 2.8
• Cascade Valley - 3.1
• Coulee City - 3.2
• Crescent Bar - 1.9
• Desert Aire - 2.8
• Electric City - 3
• Ephrata - 2.9
• George - 2.4
• Grand Coulee - 3
• Hartline - 3
• Krupp - 3
• Lakeview - 3
• Marine View - 3
• Mattawa - 2.8
• Moses Lake - 3.1
• Moses Lake North - 3.1
• Quincy - 2.3
• Royal City - 2.8
• Schwana - 2.8
• Soap Lake - 3
• Sunland Estates - 3
• Warden - 3
• Wheeler - 3.1
• Wilson Creek - 3