Delaware County was hit as recently as 2026-06-06, 55 days ago. Delaware County is hit in about half the years on record. The largest stone on record here is 2 inches, a hen egg and twice the National Weather Service's 1 inch severe criterion, reported on 2024-03-14 near Sunbury.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Ohio. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2026-06-06, around Galena. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Delaware County addresses inside a hail swath above your size threshold into a door-knock list you can export, scoped to your approved markets.
Get free access Check an addressOur US-based call center calls the homeowners in this storm and books roof inspections straight onto your calendar. You work the storm; we fill the schedule. We dial -- you do not have to knock a single door.
See call-center options ->NOAA's Storm Prediction Center has logged 16 separate hail days here since 2010 -- 0.9 a year over 17 years of record. They carry 27 reports in total: most hail days here are logged from a single spot. 8 of those 17 years produced none at all. The busiest single year was 2012, with 3 hail days. The last five years track the long-run rate, with 5 days since 2022.
2 of the 16 days reached 2 inches or more -- 12%, or about one hail day in 8, the last on 2024-03-14. They land in the same month as everything else, March. Golf-ball size is rarer still: 1.75 inches or more on 3 of the 16 days.
Across the whole of Ohio, see the Ohio hail map and history.
Reports cluster nearest Delaware -- 5 of the county's 16 hail days -- then Westerville (4), Sunbury (3) and Powell (3).
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Delaware | 4 | 1.00″ |
| Sunbury | 3 | 2.00″ |
| 2 N Delaware | 1 | 2.00″ |
| 3 Wnw Delaware | 1 | 2.00″ |
| 2 S Delaware | 1 | 1.75″ |
The season runs March through June: 13 of the 16 hail days on record fall in those 4 months (81%). March is the single busiest month, with 4 of them (25%). That peak opens the window: the season starts at its worst and eases off from there. Hail has also been reported in July and August, outside that window. Reports span 6 of the 12 calendar months; the other 6 have never produced one.
| Month | Hail days |
|---|---|
| March | 4 |
| April | 1 |
| May | 4 |
| June | 4 |
| July | 1 |
| August | 2 |
That day put 2 reports on the map, the biggest 1.75 inches near Galena. 2 hail days have already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-06-06 | 1.75″ | 2 |
| 2026-03-22 | 1.00″ | 1 |
| 2024-05-07 | 1.00″ | 1 |
| 2024-03-14 | 2.00″ | 3 |
| 2023-04-21 | 1.00″ | 1 |
| 2017-08-19 | 1.25″ | 1 |
| 2016-05-01 | 1.25″ | 2 |
| 2014-05-13 | 2.00″ | 5 |
The colored swath is NOAA's MRMS radar estimate of the largest hail per ~1 km cell; the dots are SPC ground reports. Yellow is about an inch, red 1.5 to 2″, purple 2″ and up (hail size vs roof damage). On this county's worst day the reports reached 2 inches, which is the purple band. Look up a street address with the hail history by address tool.
The nearest counties with a page of their own: Franklin County (33 hail days), Union County (17) and Morrow County (16). Delaware County sits in between.
Franklin County · Union County · Morrow County
Back to the Ohio hail map or the U.S. hail map.
Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Delaware County, Ohio only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.