Hail in Williamson County, Tennessee

Hail in Williamson County, Tennessee: 197 recorded events between 1961 and 2025. The strongest on record measured 3. That places the county #633 nationally and #3 statewide for this hazard.

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

The busiest decade for hail in Williamson County is the 2020s, when 86 of the county's 197 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 Williamson County archive, hail makes up 25.0% of all recorded severe weather across 8 hazard types. Nationally the county sits at #633 for this hazard and #3 within Tennessee, putting it in the 79.6 percentile of all U.S. counties.

May is the peak month for hail in Williamson County with 73 recorded events, while Dec 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 428
• Flash Flood 73

How many hail events are on record in Williamson County, Tennessee?

197 hail events are recorded in Williamson County between 1961 and 2025, causing 0 direct deaths.

What is the strongest hail recorded in Williamson County?

The strongest hail on record in Williamson County measured 3.

Where does the hail data for Williamson 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.