As of 11:32 AM CDT on August 8, 2025, out of 16 cities in Sumner County, TN in our database, 15 cities (94%) have a UV Index reading of Very High, while 1 city (6%) have a UV Index reading of High. The city with the highest UV Index reading right now is Westmoreland, TN with a reading of 7.6.
Over the next 24 hours, the highest UV Index reading in Sumner County, TN is expected to be 9.6 in Westmoreland between 1:00 PM - 2:00 PM CDT today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |