As of 1:43 AM EST on November 3, 2024, all 13 cities in St. Johns County, FL 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 St. Johns County, FL is expected to be 5.7 in St. Augustine between 12:00 PM - 1:00 PM EST today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |