Puerto Rico (PR): Current UV Index and Hourly Forecast

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As of 12:40 PM AST on May 22, 2026, out of 281 cities in Puerto Rico in our database, 245 cities (87%) have a UV Index reading of Extreme, while 36 cities (13%) have a UV Index reading of Very High. The city with the highest UV Index reading right now is Culebra, PR with a reading of 12.2.

Over the next 24 hours, the highest UV Index reading in Puerto Rico is expected to be 12.2 in Culebra between 12:00 PM - 1:00 PM AST today.

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Current UV Index in Major Cities in Puerto Rico (PR)

12:40 PM AST, May 22, 2026