As of 2:46 AM EDT on April 27, 2025, all 5 cities in Williamsburg County, SC 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 Williamsburg County, SC is expected to be 8.4 in Hemingway between 2:00 PM - 3:00 PM EDT today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |