Hillsborough County, FL: Current UV Index and Hourly Forecast

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As of 2:36 PM EDT on October 10, 2025, out of 33 cities in Hillsborough County, FL in our database, 27 cities (82%) have a UV Index reading of High, 3 cities (9%) have a UV Index reading of Very High, while 3 cities (9%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Ruskin, FL with a reading of 7.7.

Over the next 24 hours, the highest UV Index reading in Hillsborough County, FL is expected to be 7.7 in Ruskin between 2:00 PM - 3:00 PM EDT today.

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Current UV Index in Cities in Hillsborough County, FL

• Apollo Beach - 7.7
• Balm - 6.7
• Bloomingdale - 6.3
• Brandon - 6.3
• Carrollwood - 5.5
• Cheval - 4
• Citrus Park - 5.5
• Dover - 6.3
• East Lake-Orient Park - 6.3
• Egypt Lake-Leto - 5.5
• Fish Hawk - 6.7
• Gibsonton - 7.7
• Keystone - 4
• Lake Magdalene - 5.5
• Lutz - 4
• Mango - 6.3
• Northdale - 5.5
• Palm River-Clair Mel - 5.5
• Pebble Creek - 5.5
• Plant City - 6.2
• Progress Village - 6.3
• Riverview - 6.7
• Ruskin - 7.7
• Seffner - 6.3
• Sun City Center - 6.7
• Tampa - 5.5
• Temple Terrace - 5.5
• Thonotosassa - 6.3
• Town 'n' Country - 5.5
• University - 5.5
• Valrico - 6.3
• Westchase - 5.5
• Wimauma - 6.7