Hail in Buchanan County, Iowa

Hail in Buchanan County, Iowa: 164 recorded events between 1962 and 2026. The strongest on record measured 3.25. That places the county #829 nationally and #32 statewide for this hazard.

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

The busiest decade for hail in Buchanan County is the 2000s, when 56 of the county's 164 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 Buchanan County archive, hail makes up 27.4% of all recorded severe weather across 8 hazard types. Nationally the county sits at #829 for this hazard and #32 within Iowa, putting it in the 73.3 percentile of all U.S. counties.

May is the peak month for hail in Buchanan County with 42 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 275
• Flash Flood 60
• Tornado 50

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

164 hail events are recorded in Buchanan County between 1962 and 2026, causing 0 direct deaths.

What is the strongest hail recorded in Buchanan County?

The strongest hail on record in Buchanan County measured 3.25.

Where does the hail data for Buchanan 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.