The most recent reported hail day was 2026-03-31, 122 days ago. Delaware County is hit in most years. The largest stone on record here is 1.75 inches, a golf ball and 1.8 times the National Weather Service's 1 inch severe criterion, reported on 2026-03-31 near Walton.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in New York. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2026-03-31, around Walton. 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.
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See call-center options ->NOAA's Storm Prediction Center has logged 18 separate hail days here since 2010 -- 1.1 a year over 17 years of record. They carry 29 reports in total: most hail days here are logged from a single spot. 5 of those 17 years produced none at all. The busiest single year was 2013, with 3 hail days. The last five years track the long-run rate, with 4 days since 2022.
No stone of 2 inches or more has ever been reported in Delaware County: all 18 hail days on record topped out below that. Golf-ball size is rarer still: 1.75 inches or more on 3 of the 18 days.
Across the whole of New York, see the New York hail map and history.
Reports cluster nearest Walton -- 3 of the county's 18 hail days -- then Fishs Eddy (3), East Meredith (3) and Bovina Center (2).
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Walton | 3 | 1.75″ |
| Fishs Eddy | 3 | 1.50″ |
| East Meredith | 3 | 1.00″ |
| 5 ENE East Delhi | 1 | 1.75″ |
| Hamden | 1 | 1.75″ |
The season runs May through September: 15 of the 18 hail days on record fall in those 5 months (83%). June is the single busiest month, with 4 of them (22%). That peak sits inside the window rather than at either end. Hail has also been reported in February, March and April, outside that window. Reports span 8 of the 12 calendar months; the other 4 have never produced one.
| Month | Hail days |
|---|---|
| February | 1 |
| March | 1 |
| April | 1 |
| May | 3 |
| June | 4 |
| July | 4 |
| August | 2 |
| September | 2 |
That day put 1 report on the map, the biggest 1.75 inches near Walton. 1 hail day has already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-03-31 | 1.75″ | 1 |
| 2025-06-05 | 1.00″ | 1 |
| 2023-08-04 | 1.75″ | 7 |
| 2023-04-22 | 1.00″ | 1 |
| 2020-06-28 | 1.00″ | 1 |
| 2019-07-30 | 1.25″ | 1 |
| 2019-07-19 | 1.00″ | 2 |
| 2017-02-25 | 1.50″ | 1 |
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 1.75 inches, which is the red band. Look up a street address with the hail history by address tool.
The nearest counties with a page of their own: Otsego County (21 hail days), Sullivan County (14) and Chenango County (17). Delaware County sits in between.
Otsego County · Sullivan County · Chenango County
Back to the New York hail map or the U.S. hail map.
Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Delaware County, New York only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.