Delaware (DE): Current UV Index and Hourly Forecast

  • USA
  • Delaware

As of 12:18 PM EDT on September 17, 2025, out of 79 cities in Delaware in our database, 42 cities (53%) have a UV Index reading of Moderate, 32 cities (41%) have a UV Index reading of Low, while 5 cities (6%) have a UV Index reading of High. The city with the highest UV Index reading right now is Rehoboth Beach, DE with a reading of 6.1.

Over the next 24 hours, the highest UV Index reading in Delaware is expected to be 6.7 in Rehoboth Beach between 1:00 PM - 2:00 PM EDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Delaware as of 12:18 PM EDT, September 17, 2025

Counties in Delaware (DE)

Current UV Index in Major Cities in Delaware (DE)

12:18 PM EDT, September 17, 2025