Hail in Chouteau County, Montana

Hail in Chouteau County, Montana: 152 recorded events between 1958 and 2025. The strongest on record measured 2.75. That places the county #910 nationally and #22 statewide for this hazard.

Reporting practice changed over time — early decades are undercounted, not calmer.

The busiest decade for hail in Chouteau County is the 2000s, when 59 of the county's 152 recorded events were logged. Comparing decades is useful for spotting active periods, but the earliest years are thin because systematic reporting for this hazard began later.

Within the Chouteau County archive, hail makes up 45.9% of all recorded severe weather across 7 hazard types. Nationally the county sits at #910 for this hazard and #22 within Montana, putting it in the 70.6 percentile of all U.S. counties.

Jul is the peak month for hail in Chouteau County with 54 recorded events, while Jan is the quietest. Seasonality here is a property of the archive as much as the climate: reports cluster where population and spotter networks are densest.

• Thunderstorm Wind 142

How many hail events are on record in Chouteau County, Montana?

152 hail events are recorded in Chouteau County between 1958 and 2025, causing 0 direct deaths.

What is the strongest hail recorded in Chouteau County?

The strongest hail on record in Chouteau County measured 2.75.

Where does the hail data for Chouteau County come from?

All events come from the NOAA/NCEI Storm Events Database, the federal public-domain archive of severe weather reports. Dates are UTC, damage is as reported and not inflation-adjusted, and the most recent entries may still be revised.