St. Johns County, FL: Current UV Index and Hourly Forecast

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As of 4:03 PM EST on March 2, 2026, all 13 cities in St. Johns County, FL in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Fruit Cove, FL with a reading of 1.7.

Over the next 24 hours, the highest UV Index reading in St. Johns County, FL is expected to be 6.8 in St. Augustine Shores between 12:00 PM - 1:00 PM EST tomorrow.

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Current UV Index in Cities in St. Johns County, FL

• Butler Beach - 1.7
• Crescent Beach - 1.7
• Flagler Estates - 1.7
• Fruit Cove - 1.7
• Hastings - 1.7
• Nocatee - 1.7
• Palm Valley - 1.7
• Sawgrass - 1.7
• St. Augustine - 1.6
• St. Augustine Beach - 1.7
• St. Augustine Shores - 1.7
• St. Augustine South - 1.7
• World Golf Village - 1.7