New Castle County, DE: Current UV Index and Hourly Forecast

As of 2:50 PM EDT on June 13, 2026, all 26 cities in New Castle County, DE in our database have a UV Index reading of Very High. The city with the highest UV Index reading right now is Newark, DE with a reading of 9.

Over the next 24 hours, the highest UV Index reading in New Castle County, DE is expected to be 9 in Newark between 2:00 PM - 3:00 PM EDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in New Castle County, DE as of 2:50 PM EDT, June 13, 2026

Current UV Index in Cities in New Castle County, DE

2:50 PM EDT, June 13, 2026