Severe Weather History


Hazard archive · 1950 — present

Hail in Sioux County, Iowa

256

Recorded events

0

Direct deaths

0

Direct injuries

$320K

Property damage

Hail in Sioux County, Iowa: 256 recorded events between 1961 and 2025. The strongest on record measured 2.75. That places the county #408 nationally and #10 statewide for this hazard.

Decade by decade

Hail in Sioux County, Iowa: events per decade

Hail in Sioux County, Iowa: recorded events per decade
Hail in Sioux County, Iowa: recorded events per decade

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

The busiest decade for hail in Sioux County is the 2000s, when 125 of the county's 256 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 Sioux County archive, hail makes up 37.1% of all recorded severe weather across 8 hazard types. Nationally the county sits at #408 for this hazard and #10 within Iowa, putting it in the 86.9 percentile of all U.S. counties.

Seasonality

Events by month

0Jan
0Feb
5Mar
16Apr
38May
68Jun
52Jul
46Aug
24Sep
6Oct
1Nov
0Dec

Jun is the peak month for hail in Sioux County with 68 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

DateLocationMagnitudeDamage
Sep 22, 2025MAURICE0.75$0
Sep 22, 2025LEBANON1.75$0
Jun 15, 2025HAWARDEN1$0
Jun 3, 2025LEBANON1.75$0
Jun 2, 2025HULL0.88$0
Jun 2, 2025LEBANON1$0
Jun 2, 2025LEBANON0.75$0
Jun 2, 2025LEBANON1.5$0
Jul 30, 2024SIOUX CENTER0.75$0
Jun 3, 2024HAWARDEN1.25$0
Source: NOAA/NCEI Storm Events · dates UTC · recent entries may be preliminary

Other hazards here

More from Sioux County

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From the record

What the reports say

Written by National Weather Service staff at the time of the event · public domain

Quick answers

Frequently asked

How many hail events are on record in Sioux County, Iowa?

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

What is the strongest hail recorded in Sioux County?

The strongest hail on record in Sioux County measured 2.75.

Where does the hail data for Sioux 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 Sioux County, Iowa.” Severe Weather History. severeweatherhistory.com/county/iowa/sioux-county/hail/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.


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