Hail in Union County, South Carolina
Radar recorded hail of 1 inch or larger in Union County on 18 days since October 2020. That is more than 38% of US counties. It ranks 31 of 46 in South Carolina.
The largest radar estimate was 2 inches on May 8, 2025. The most recent 1-inch day was September 20, 2026. Radar estimates and ground reports often differ, so see how they compare.
See the county center on the map
Days of 1-inch hail by year
| Year | Days |
|---|---|
| 2020 (from October) | 0 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 6 |
| 2026 | 3 |
Largest hail days
| Storm day | Radar estimate |
|---|---|
| May 8, 2025 | 2 in |
| May 8, 2024 | 1.75 in |
| August 17, 2024 | 1.55 in |
| July 29, 2025 | 1.5 in |
| June 28, 2025 | 1.45 in |
| March 25, 2021 | 1.4 in |
Ground reports
Within this area, storm spotters and weather offices logged 5 hail reports since October 2020, and 21 tornadoes started here since 1950.
Figures cover a circle with the same land area as the county, centered on it, so edges are approximate.
Most hail days in South Carolina
- Colleton County: 69 days
- Jasper County: 66 days
- Berkeley County: 65 days
- Hampton County: 49 days
- Orangeburg County: 45 days
- Dorchester County: 36 days