Grant County, WA: Current UV Index and Hourly Forecast

As of 12:25 PM PDT on April 1, 2025, out of 25 cities in Grant County, WA in our database, 14 cities (56%) have a UV Index reading of Moderate, while 11 cities (44%) have a UV Index reading of Low. The city with the highest UV Index reading right now is Mattawa, WA with a reading of 3.5.

Over the next 24 hours, the highest UV Index reading in Grant County, WA is expected to be 3.7 in Moses Lake between 1:00 PM - 2:00 PM PDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Grant County, WA as of 12:25 PM PDT, April 1, 2025

Current UV Index in Cities in Grant County, WA

12:25 PM PDT, April 1, 2025