312
Recorded events
0
Direct deaths
0
Direct injuries
$574K
Property damage
Hail in Jefferson County, Missouri: 312 recorded events between 1957 and 2026. The strongest on record measured 4.5. That places the county #292 nationally and #13 statewide for this hazard.
Decade by decade
Hail in Jefferson County, Missouri: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for hail in Jefferson County is the 2000s, when 100 of the county's 312 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 Jefferson County archive, hail makes up 47.7% of all recorded severe weather across 7 hazard types. Nationally the county sits at #292 for this hazard and #13 within Missouri, putting it in the 90.7 percentile of all U.S. counties.
Seasonality
Events by month
Apr is the peak month for hail in Jefferson County with 108 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.
Most recent
Latest recorded events
| Date | Location | Magnitude | Damage |
|---|---|---|---|
| Apr 27, 2026 | HOUSE SPGS | 1 | $0 |
| Apr 27, 2026 | DITTMER | 1 | $0 |
| Jun 8, 2025 | VINELAND | 1 | $0 |
| Mar 15, 2025 | CRYSTAL CITY | 1 | $0 |
| Mar 15, 2025 | KIMMSWICK | 1.25 | $0 |
| Mar 15, 2025 | GLEN PARK | 1.5 | $0 |
| Mar 15, 2025 | IMPERIAL | 1.75 | $0 |
| Mar 15, 2025 | PEVELY | 1 | $0 |
| Mar 15, 2025 | PEVELY | 1.5 | $0 |
| Mar 15, 2025 | LIGUORI | 1 | $0 |
Other hazards here
More from Jefferson County
- Thunderstorm Wind 236
- Tornado 44
- Flash Flood 41
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
County officials reported golf ball-size hail and wind gusts to 60 mph in Cedar Hill. A local television station reported hail up to softball-size near Arnold a few minutes later. Several cars were damaged and house windows broke out.
A large swath of one and three quarter to two and a half inch diameter hail fell in the Hillsboro area. One home sustained a broken window from the large hail. Also, eleven county vehicles were damaged by the large hail, in some cases knocking both the front and rear windshields out.
County officials reported golf ball-size hail and wind gusts to 60 mph in Cedar Hill. A local television station reported hail up to softball-size near Arnold a few minutes later. Several cars were damaged and house windows broke out.
Quick answers
Frequently asked
How many hail events are on record in Jefferson County, Missouri?
312 hail events are recorded in Jefferson County between 1957 and 2026, causing 0 direct deaths.
What is the strongest hail recorded in Jefferson County?
The strongest hail on record in Jefferson County measured 4.5.
Where does the hail data for Jefferson 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.
Cite this page
“Hail in Jefferson County, Missouri.” Severe Weather History. severeweatherhistory.com/county/missouri/jefferson-county/hail/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.