Hail in Oswego County, New York

Hail in Oswego County, New York: 86 recorded events between 1975 and 2024. The strongest on record measured 2.5. That places the county #1,636 nationally and #25 statewide for this hazard.

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

The busiest decade for hail in Oswego County is the 2010s, when 47 of the county's 86 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 Oswego County archive, hail makes up 15.1% of all recorded severe weather across 8 hazard types. Nationally the county sits at #1,636 for this hazard and #25 within New York, putting it in the 47.4 percentile of all U.S. counties.

May is the peak month for hail in Oswego County with 39 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 416

How many hail events are on record in Oswego County, New York?

86 hail events are recorded in Oswego County between 1975 and 2024, causing 0 direct deaths.

What is the strongest hail recorded in Oswego County?

The strongest hail on record in Oswego County measured 2.5.

Where does the hail data for Oswego 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.