144
Recorded events
0
Direct deaths
0
Direct injuries
$96K
Property damage
Hail in Monona County, Iowa: 144 recorded events between 1958 and 2026. The strongest on record measured 3.5. That places the county #969 nationally and #45 statewide for this hazard.
Decade by decade
Hail in Monona County, Iowa: events per decade
Reporting practice changed over time — early decades are undercounted, not calmer.
The busiest decade for hail in Monona County is the 2000s, when 57 of the county's 144 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 Monona County archive, hail makes up 42.7% of all recorded severe weather across 6 hazard types. Nationally the county sits at #969 for this hazard and #45 within Iowa, putting it in the 68.7 percentile of all U.S. counties.
Seasonality
Events by month
Jun is the peak month for hail in Monona County with 32 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 |
|---|---|---|---|
| Mar 6, 2026 | BLENCOE | 1.5 | $0 |
| Jun 13, 2024 | ONAWA | 3.5 | $0 |
| Jun 13, 2024 | WHITING | 2.75 | $0 |
| Jun 12, 2024 | WHITING | 1.75 | $0 |
| May 21, 2024 | BLENCOE | 1 | $0 |
| May 9, 2023 | MAPLETON | 1 | $0 |
| Apr 20, 2023 | UTE | 1 | $0 |
| Apr 19, 2023 | BLENCOE | 1.5 | $0 |
| Apr 19, 2023 | TURIN | 1 | $0 |
| May 20, 2022 | MAPLETON MUNI ARPT | 1 | $0 |
Other hazards here
More from Monona County
From the record
What the reports say
Written by National Weather Service staff at the time of the event · public domain
The office received a photo of significant damage to siding and windows on a home in Whiting, Iowa. This was accompanied by significant car damage and tree damage in the surrounding area. Hail was estimated to have ranged from golf ball to baseball sized.
Quick answers
Frequently asked
How many hail events are on record in Monona County, Iowa?
144 hail events are recorded in Monona County between 1958 and 2026, causing 0 direct deaths.
What is the strongest hail recorded in Monona County?
The strongest hail on record in Monona County measured 3.5.
Where does the hail data for Monona 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 Monona County, Iowa.” Severe Weather History. severeweatherhistory.com/county/iowa/monona-county/hail/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.