Hillsborough County, FL: Current UV Index and Hourly Forecast

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As of 11:21 AM EST on December 30, 2025, all 33 cities in Hillsborough County, FL in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Plant City, FL with a reading of 3.7.

Over the next 24 hours, the highest UV Index reading in Hillsborough County, FL is expected to be 4.7 in Riverview between 12:00 PM - 1:00 PM EST today.

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Current UV Index in Cities in Hillsborough County, FL

• Apollo Beach - 3.6
• Balm - 3.3
• Bloomingdale - 3.6
• Brandon - 3.6
• Carrollwood - 3.5
• Cheval - 3.2
• Citrus Park - 3.5
• Dover - 3.6
• East Lake-Orient Park - 3.6
• Egypt Lake-Leto - 3.5
• Fish Hawk - 3.3
• Gibsonton - 3.6
• Keystone - 3.2
• Lake Magdalene - 3.5
• Lutz - 3.2
• Mango - 3.6
• Northdale - 3.5
• Palm River-Clair Mel - 3.5
• Pebble Creek - 3.4
• Plant City - 3.7
• Progress Village - 3.6
• Riverview - 3.3
• Ruskin - 3.6
• Seffner - 3.6
• Sun City Center - 3.3
• Tampa - 3.5
• Temple Terrace - 3.5
• Thonotosassa - 3.6
• Town 'n' Country - 3.5
• University - 3.5
• Valrico - 3.6
• Westchase - 3.5
• Wimauma - 3.3