Hail in Peoria County, Illinois

Hail in Peoria County, Illinois: 235 recorded events between 1957 and 2026. The strongest on record measured 2.75. That places the county #478 nationally and #8 statewide for this hazard.

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

The busiest decade for hail in Peoria County is the 2010s, when 90 of the county's 235 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 Peoria County archive, hail makes up 33.0% of all recorded severe weather across 6 hazard types. Nationally the county sits at #478 for this hazard and #8 within Illinois, putting it in the 84.6 percentile of all U.S. counties.

Jun is the peak month for hail in Peoria County with 48 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 390

How many hail events are on record in Peoria County, Illinois?

235 hail events are recorded in Peoria County between 1957 and 2026, causing 0 direct deaths.

What is the strongest hail recorded in Peoria County?

The strongest hail on record in Peoria County measured 2.75.

Where does the hail data for Peoria 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.