Montana hail data & season
Montana has recorded 286 hail events since 2024, including 280 in the last 12 months, with hail up to 3.06″. Montana's busiest hail month is June.
Data as of June 22, 2026 · source: NOAA SPC / Iowa Environmental Mesonet, analyzed by StormyLeads
280
Events (12 mo)
286
Events (all time)
3.06"
Biggest hail
151
Businesses tracked
Biggest Montana hail storms
| Location | Hail size | Date |
|---|---|---|
| 9 N Belltower | 3″ | June 7, 2026 |
| 16 ESE Powderville | 3″ | June 7, 2026 |
| 9 SE Webster | 3″ | June 2, 2026 |
| 3 W Alzada | 2.5″ | June 7, 2026 |
| 4 NNE Brockway | 2″ | June 6, 2026 |
| Carter | 1.75″ | June 7, 2026 |
| Carter | 1.75″ | June 7, 2026 |
| 2 SW Olive | 1.75″ | June 7, 2026 |
| 6 N Epsie | 1.75″ | June 7, 2026 |
| Carter | 1.5″ | June 7, 2026 |
When Montana hail season peaks
Montana hail events by month (all years in our dataset).
Hardest-hit Montana areas
Montana hail FAQ
When does hail season start in Montana?
Montana hail season runs broadly March through June. In StormyLeads' data the busiest month for Montana is June. Across the US, about 80% of significant hail falls March–June, peaking in May; the northern Plains run slightly later into July.
How much hail does Montana get?
StormyLeads has detected 286 hail events in Montana since 2024, including 280 in the last 12 months. The largest reported hail reached 3.06 inches in diameter.
What was the biggest recent hail storm in Montana?
The largest hail StormyLeads has recorded in Montana was 3" near 9 N Belltower on June 7, 2026. The full top-10 by hail size is listed above.
Other high-hail states
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