As of 4:23 PM CDT on May 18, 2026, all 2 cities in Calhoun County, FL in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Blountstown, FL with a reading of 4.5.
Over the next 24 hours, the highest UV Index reading in Calhoun County, FL is expected to be 11.1 in Blountstown between 1:00 PM - 2:00 PM CDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |