Aitkin County was hit as recently as 2026-07-04, 27 days ago. Aitkin County is hit in most years, and usually several times over. The largest stone on record here is 3 inches, a teacup and 3 times the National Weather Service's 1 inch severe criterion, reported on 2018-08-31 near Aitkin.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Minnesota. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2026-07-04, around Aitkin. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Aitkin 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 34 separate hail days here since 2010 -- 2.0 a year over 17 years of record. Those days carry 81 separate reports between them, two or three on a typical one. Exactly one year since 2010 passed with no reported hail day at all. The busiest single year was 2018, with 5 hail days. The last five years have run hotter than the long-run rate: 14 days since 2022, against 1.7 a year before that.
5 of the 34 days reached 2 inches or more -- 15%, or about one hail day in 7, the last on 2026-06-29. Those big days do not follow the county's usual calendar: most of them fall in June, not July. 13 of the 34 days reached golf-ball size, 1.75 inches or bigger.
Across the whole of Minnesota, see the Minnesota hail map and history.
Reports cluster nearest Aitkin -- 10 of the county's 34 hail days -- then Mcgregor (6), Mcgrath (4), Tamarack (4) and Kimberly (3). Beyond those, NOAA names Glen, Hassman, Libby, Wealthwood, Waldeck, Lawler, Palisade and Hill City on more than one hail day apiece.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| Aitkin | 5 | 1.75″ |
| 4 Ene Hassman | 3 | 1.50″ |
| 1 ESE Aitkin | 2 | 3.00″ |
| Lawler | 2 | 2.00″ |
| Mcgregor | 2 | 2.00″ |
The season runs May through August: 28 of the 34 hail days on record fall in those 4 months (82%). July is the single busiest month, with 10 of them (29%). That peak sits inside the window rather than at either end. Hail has also been reported in March, April and September, outside that window. Reports span 7 of the 12 calendar months; the other 5 have never produced one.
| Month | Hail days |
|---|---|
| March | 1 |
| April | 1 |
| May | 5 |
| June | 9 |
| July | 10 |
| August | 4 |
| September | 4 |
That day put 5 reports on the map, the biggest 1.75 inches near Aitkin. 3 hail days have already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-07-04 | 1.75″ | 5 |
| 2026-06-29 | 2.00″ | 3 |
| 2026-05-26 | 1.00″ | 1 |
| 2025-07-27 | 1.00″ | 2 |
| 2025-05-15 | 1.50″ | 1 |
| 2025-04-17 | 1.75″ | 2 |
| 2024-06-12 | 1.75″ | 4 |
| 2024-05-17 | 1.00″ | 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 3 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: Crow Wing County (39 hail days), Carlton County (23) and Pine County (30). Aitkin County sits in between.
Crow Wing County · Carlton County · Pine County
Back to the Minnesota hail map or the U.S. hail map.
Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Aitkin County, Minnesota only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.