As of 3:27 PM EDT on April 1, 2025, out of 2 cities in Johnson County, TN in our database, 1 city (50%) have a UV Index reading of Moderate, while 1 city (50%) have a UV Index reading of High. The city with the highest UV Index reading right now is Butler, TN with a reading of 5.8.
Over the next 24 hours, the highest UV Index reading in Johnson County, TN is expected to be 5.8 in Butler between 3:00 PM - 4:00 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 |