UV Index Today in New Castle County, Delaware (DE)
Wednesday, November 4, 2026 -5:06 PM EST (GMT-5)
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The average maximum UV Index today across 27 locations in New Castle County, Delaware (DE), is 3.3. The highest projected maximum is 3.3 in Wilmington at 12:00 PM EST, while the lowest projected maximum is 3.3 in Wilmington at 12:00 PM EST.
Tomorrow, the average maximum UV Index across those same locations is expected to be 1.9. The highest projected maximum is 2.5 in Clayton at 11:00 AM EST, and the lowest projected maximum is 1.5 in Newark at 1:00 PM EST.
27 Places in New Castle County, Delaware (DE)
Maximum UV Index Today