UV Index Today in Weld County, Colorado (CO)
Friday, May 22, 2026 -12:38 PMMDT (GMT-6)
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The average maximum UV Index today across 32 locations in Weld County, Colorado (CO), is 7.6. The highest projected maximum is 7.9 in Hudson at 1:00 PM MDT, while the lowest projected maximum is 7.4 in Windsor at 1:00 PM MDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 8.1. The highest projected maximum is 8.5 in Thornton at 1:00 PM MDT, and the lowest projected maximum is 7.3 in Windsor at 12:00 PM MDT.
32 Places in Weld County, Colorado (CO)
Maximum UV Index Today