Hail history for Union, South Carolina
NOAA hail reports in and within about 5 km (3 miles) of Union since 1985, with preliminary reports to November 3, 2026.
Readout · Union
- Last hail
- May 2, 2025
- 0.75 in, penny size
- Hail days, last 5 years
- 2
- since Nov 3, 2021 · 2 reports
- Largest ever
- 3.00 in
- teacup · May 23, 2014
23 reports on 20 days since 1985 · #51 of 185 South Carolina places
Hail map · Union
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
Concerned about your roof after hail?
Send a request to Moxisync Labs for review. The latest hail report in Union is from May 2, 2025. We’re building local roofer coverage. Submitting a request does not guarantee a quote or book an inspection.
Phone line opening soon
What the record says about Union
The latest hail report in and around Union is from May 2, 2025, 0.75 in (penny size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 0.75 in on May 2, 2025.
Over the 20 years 2006–2025, Union logged 14 reports on 11 hail days, about 0.7 reports a year. That is 40% more than the median South Carolina town on this site (0.5 a year) and ranks #51 of 185 South Carolina cities and towns on this site for all-time reports. Union accounts for 24% of the 96 reports filed in Union County.
4% of reports with a size were 2 inches (hen egg) or larger, against 0% for the median South Carolina town on this site. The largest hail on record here is 3.00 in (teacup) on May 23, 2014 near 1 WNW Union.
Reports were down 73% in 2016–2025 (3) compared with 2006–2015 (11). The busiest year was 2015, with 2 reports on 1 day. Hail here peaks in May (43% of reports); 78% fall between April and June.
Reports a year 2006–2025 average
- Union 0.7
- Union County 2.3
- Median South Carolina town on this site 0.5
Hail days 2006–2025
- Union 11
- Union County 37
- Median South Carolina town on this site 8
Share 2 in or larger of sized reports
- Union 4%
- Union County 5%
- Median South Carolina town on this site 0%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 1 | 1 | |||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 1 | 1 | |||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 1 | 1 | |||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| May 2, 2025 | 1 | 0.75 in | — |
| May 6, 2022 | 1 | 0.75 in | — |
Largest hail on record
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| May 23, 2014 | 3.00 inteacup | 1 WNW Union | Union | $250K | 17:59 local · NCEI |
| May 23, 2014 | 1.75 ingolf ball | Union | Union | $250K | 17:50 local · NCEI |
| Apr 5, 2012 | 1.75 ingolf ball | 1.49 SSE Bonham | Union | — | 15:28 local · NCEI |
| May 10, 2005 | 1.75 ingolf ball | Union | Union | — | 13:19 local · NCEI |
| May 17, 1988 | 1.75 ingolf ball | — | Union | — | 13:54 local · NCEI |
Sizes filed before 1996 are often rough estimates (round numbers like 7.00 or 8.00 in) without an exact spot; they are shown as NOAA filed them.
Size of every report
- Under 1 in 9 39%
- 1–2 in 13 57%
- 2 in + 1 4%
Most recent reports
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| May 2, 2025 | 0.75 inpenny | 1.33 WNW Union | Union | — | 15:40 local · NCEI |
| May 6, 2022 | 0.75 inpenny | 0.69 N Union | Union | — | 16:28 local · NCEI |
| Jun 16, 2018 | 0.75 inpenny | Union | Union | — | 16:35 local · NCEI |
| Apr 20, 2015 | 1.00 inquarter | Union | Union | — | 16:39 local · NCEI |
| Apr 20, 2015 | 1.00 inquarter | Union | Union | — | 16:25 local · NCEI |
| May 23, 2014 | 3.00 inteacup | 1 WNW Union | Union | $250K | 17:59 local · NCEI |
| May 23, 2014 | 1.75 ingolf ball | Union | Union | $250K | 17:50 local · NCEI |
| Apr 5, 2012 | 1.25 inhalf dollar | Union | Union | — | 16:12 local · NCEI |
| Apr 5, 2012 | 1.75 ingolf ball | 1.49 SSE Bonham | Union | — | 15:28 local · NCEI |
| Aug 7, 2011 | 1.00 inquarter | 1.49 SSE Bonham | Union | — | 19:31 local · NCEI |
| Mar 28, 2010 | 1.00 inquarter | 0.32 SSW Union | Union | — | 20:10 local · NCEI |
| May 9, 2008 | 0.88 innickel | Union | Union | — | 23:00 local · NCEI |
Hail history near Union
- Jonesville 13 km · 12
- Pacolet 24 km · 21
- Whitmire 24 km · 19
- Clinton 35 km · 18
- Roebuck 36 km · 19
- Spartanburg 37 km · 48
- Lowrys 37 km · 10
- Chester 38 km · 22
Questions about hail in Union
How often does it hail in Union, South Carolina?
23 hail reports have been logged in and within about 5 km (3 miles) of Union since 1985. Over the 20 years 2006–2025 that averages 0.7 reports a year. That ranks #51 of 185 South Carolina places by number of reports.
When is hail season in Union?
Most reports come in May, April, June. May alone accounts for 43% of all reports.
What is the largest hail recorded in Union?
3.00 in (teacup size) on May 23, 2014 near 1 WNW Union. 4% of reports here were 2 inches or larger.
When did it last hail in Union?
The most recent report in this data is from May 2, 2025 (0.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Union had in the last five years?
2 separate days with hail reports since November 3, 2021, adding up to 2 reports. The most recent was May 2, 2025.
Where does this hail data come from?
Hail reports come from the NOAA NCEI Storm Events Database, which the National Weather Service compiles from spotter, public, law enforcement and media reports. Recent days use preliminary NWS Local Storm Reports via the Iowa Environmental Mesonet until NOAA publishes final data. Only reported hail is counted, so areas with fewer people tend to have fewer reports.