Hail History

Hail history for Oswego, New York

NOAA hail reports in and within about 5 km (3 miles) of Oswego since 1975, with preliminary reports to November 5, 2026.

Readout · Oswego

Last hail
Jun 20, 2016
0.75 in, penny size
Hail days, last 5 years
0
since Nov 5, 2021 · 0 reports
Largest ever
1.75 in
golf ball · Jun 16, 1983

14 reports on 10 days since 1975 · #43 of 98 New York places

Hail map · Oswego

Oswego Fulton Central Square Baldwinsville Brewerton 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
14 most recent reports with a location; Oswego County is shaded. Open street map

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What the record says about Oswego

The latest hail report in and around Oswego is from June 20, 2016, 0.75 in (penny size). There has been no hail report here in the five years since November 5, 2021.

Over the 20 years 2006–2025, Oswego logged 9 reports on 5 hail days, about 0.5 reports a year. That is 10% less than the median New York town on this site (0.5 a year) and ranks #43 of 98 New York cities and towns on this site for all-time reports. Oswego accounts for 16% of the 86 reports filed in Oswego County.

0% of reports with a size were 2 inches (hen egg) or larger, against 0% for the median New York town on this site. The largest hail on record here is 1.75 in (golf ball) on June 16, 1983.

Reports were down 88% in 2016–2025 (1) compared with 2006–2015 (8). The busiest year was 2008, with 5 reports on 2 days. Hail here peaks in August (29% of reports); 36% fall between April and June.

Reports a year 2006–2025 average

  • Oswego 0.5
  • Oswego County 3.3
  • Median New York town on this site 0.5

Hail days 2006–2025

  • Oswego 5
  • Oswego County 23
  • Median New York town on this site 7

Share 2 in or larger of sized reports

  • Oswego 0%
  • Oswego County 5%
  • Median New York town on this site 0%

Hail over time

0246 1975: 1 reports, largest 0.75 in 1976: 1 reports, largest 0.75 in 1980 1983: 1 reports, largest 1.75 in 1990 2000: 1 reports, largest 0.75 in 2000 2004: 1 reports, largest 0.75 in 2008: 5 reports, largest 1.25 in 2010 2013: 2 reports, largest 1.00 in 2014: 1 reports, largest 1.00 in 2016: 1 reports, largest 0.75 in 2020
Reports per year, 1975–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
01234 Jan Feb March: 1 reports (7%) Mar April: 1 reports (7%) Apr May: 1 reports (7%) May June: 3 reports (21%) Jun July: 2 reports (14%) Jul August: 4 reports (29%) Aug September: 2 reports (14%) Sep Oct Nov Dec
All 14 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 0
2022 0
2021 0
2020 0
2019 0
2018 0
2017 0

Largest hail on record

Largest hail reports in Oswego
Date Size Location County Damage Time · source
Jun 16, 1983 1.75 ingolf ball — Oswego — 13:00 local · NCEI
Aug 10, 2008 1.25 inhalf dollar 0.85 NW Scriba Oswego $10K 18:18 local · NCEI
Aug 10, 2008 1.25 inhalf dollar 0.69 S Scriba Oswego $10K 18:17 local · NCEI
May 13, 2014 1.00 inquarter 1.66 ESE Oswego Oswego $10K 20:54 local · NCEI
Sep 2, 2013 1.00 inquarter 1.66 ESE Oswego Oswego $5K 15:18 local · NCEI

Sizes filed before 1996 are often rough estimates (round numbers like 7.00 or 8.00 in) without an exact spot; they are shown as NOAA filed them.

Size of every report

Most recent reports

Most recent hail reports in Oswego
Date Size Location County Damage Time · source
Jun 20, 2016 0.75 inpenny 1.66 ESE Oswego Oswego — 21:46 local · NCEI
May 13, 2014 1.00 inquarter 1.66 ESE Oswego Oswego $10K 20:54 local · NCEI
Sep 2, 2013 1.00 inquarter 1.66 ESE Oswego Oswego $5K 15:18 local · NCEI
Sep 2, 2013 0.75 inpenny 1.66 ESE Oswego Oswego — 15:16 local · NCEI
Aug 10, 2008 0.88 innickel 0.85 NW Lansing Oswego $5K 18:19 local · NCEI
Aug 10, 2008 1.25 inhalf dollar 0.85 NW Scriba Oswego $10K 18:18 local · NCEI
Aug 10, 2008 1.25 inhalf dollar 0.69 S Scriba Oswego $10K 18:17 local · NCEI
Aug 10, 2008 1.00 inquarter 1.47 SSE Oswego Oswego $10K 18:10 local · NCEI
Jul 24, 2008 1.00 inquarter Scriba Oswego $5K 13:10 local · NCEI
Apr 29, 2004 0.75 inpenny Oswego Oswego $5K 05:00 local · NCEI
Mar 9, 2000 0.75 inpenny Oswego Oswego $15K 12:45 local · NCEI
Jun 16, 1983 1.75 ingolf ball — Oswego — 13:00 local · NCEI

Hail history near Oswego

Questions about hail in Oswego

How often does it hail in Oswego, New York?

14 hail reports have been logged in and within about 5 km (3 miles) of Oswego since 1975. Over the 20 years 2006–2025 that averages 0.5 reports a year. That ranks #43 of 98 New York places by number of reports.

When is hail season in Oswego?

Most reports come in August, June, July. August alone accounts for 29% of all reports.

What is the largest hail recorded in Oswego?

1.75 in (golf ball size) on June 16, 1983. 0% of reports here were 2 inches or larger.

When did it last hail in Oswego?

The most recent report in this data is from June 20, 2016 (0.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 5, 2026.

How many hail storms has Oswego had in the last five years?

None: there has been no hail report in and within about 5 km (3 miles) of Oswego since November 5, 2021. The last one was on June 20, 2016.

Where does this hail data come from?

Hail reports come from the NOAA NCEI Storm Events Database, which the National Weather Service compiles from spotter, public, law enforcement and media reports. Recent days use preliminary NWS Local Storm Reports via the Iowa Environmental Mesonet until NOAA publishes final data. Only reported hail is counted, so areas with fewer people tend to have fewer reports.