Hawaii (HI): Current UV Index and Hourly Forecast

As of 11:50 PM HST on April 24, 2025, all 158 cities in Hawaii in our database have a UV Index reading of 0, indicating no radiation from the sun.

Over the next 24 hours, the highest UV Index reading in Hawaii is expected to be 12 in Laupahoehoe between 12:00 PM - 1:00 PM HST tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Hawaii as of 11:50 PM HST, April 24, 2025

Counties in Hawaii (HI)

Current UV Index in Major Cities in Hawaii (HI)

11:50 PM HST, April 24, 2025