Hail history for Ontario, Ohio
NOAA hail reports in and within about 5 km (3 miles) of Ontario since 1974, with preliminary reports to November 3, 2026.
Readout · Ontario
- Last hail
- Feb 28, 2024
- 1.00 in, quarter size
- Hail days, last 5 years
- 2
- since Nov 3, 2021 · 2 reports
- Largest ever
- 1.75 in
- golf ball · Jun 9, 2011
21 reports on 17 days since 1974 · #71 of 246 Ohio places
Hail map · Ontario
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
Roof damage after hail? Get a free inspection
Hail bruises shingles and cracks seals in ways you can't see from the ground, and most insurers set a claim deadline after the storm. The latest hail report in Ontario is from February 28, 2024. A local roofer can check and document it at no cost.
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What the record says about Ontario
The latest hail report in and around Ontario is from February 28, 2024, 1.00 in (quarter size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 1.00 in on February 28, 2024.
Over the 20 years 2006–2025, Ontario logged 14 reports on 10 hail days, about 0.7 reports a year. That is 56% more than the median Ohio town on this site (0.5 a year) and ranks #71 of 246 Ohio cities and towns on this site for all-time reports. Ontario accounts for 12% of the 169 reports filed in Richland County.
0% of reports with a size were 2 inches (hen egg) or larger, against 0% for the median Ohio town on this site. The largest hail on record here is 1.75 in (golf ball) on June 9, 2011 near Ontario.
Reports were down 44% in 2016–2025 (5) compared with 2006–2015 (9). The busiest year was 2017, with 3 reports on 2 days. Hail here peaks in June (38% of reports); 62% fall between April and June.
Reports a year 2006–2025 average
- Ontario 0.7
- Richland County 4.5
- Median Ohio town on this site 0.5
Hail days 2006–2025
- Ontario 10
- Richland County 53
- Median Ohio town on this site 8
Share 2 in or larger of sized reports
- Ontario 0%
- Richland County 1%
- Median Ohio town on this site 0%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 1 | 1 | |||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 1 | 1 | |||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 1 | 2 | 3 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Feb 28, 2024 | 1 | 1.00 in | — |
| May 21, 2022 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Jun 9, 2011 | 1.75 ingolf ball | Ontario | Richland | $50K | 05:22 local · NCEI |
| Jun 10, 1998 | 1.75 ingolf ball | Ontario | Richland | — | 01:46 local · NCEI |
| Jul 29, 1974 | 1.50 inping pong ball | — | Richland | — | 10:15 local · NCEI |
| Feb 28, 2024 | 1.00 inquarter | 2.19 ENE Millsboro | Richland | — | 01:25 local · NCEI |
| May 21, 2022 | 1.00 inquarter | 1.68 WNW Millsboro | Richland | — | 14:10 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
- Under 1 in 10 48%
- 1–2 in 11 52%
- 2 in + 0 0%
Most recent reports
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Feb 28, 2024 | 1.00 inquarter | 2.19 ENE Millsboro | Richland | — | 01:25 local · NCEI |
| May 21, 2022 | 1.00 inquarter | 1.68 WNW Millsboro | Richland | — | 14:10 local · NCEI |
| Jun 4, 2017 | 0.88 innickel | Ontario | Richland | — | 14:30 local · NCEI |
| Jun 4, 2017 | 0.75 inpenny | 2 S Ontario | Richland | — | 14:30 local · NCEI |
| Feb 24, 2017 | 0.88 innickel | Ontario | Richland | — | 21:57 local · NCEI |
| Jun 28, 2013 | 1.00 inquarter | Ontario | Richland | — | 13:07 local · NCEI |
| Jun 28, 2013 | 0.75 inpenny | Ontario | Richland | — | 13:04 local · NCEI |
| Jun 12, 2013 | 1.00 inquarter | 6 SSW Shelby | Richland | — | 19:47 local · NCEI |
| Jul 4, 2012 | 0.88 innickel | Ontario | Richland | — | 20:47 local · NCEI |
| Jun 9, 2011 | 1.75 ingolf ball | Ontario | Richland | $50K | 05:22 local · NCEI |
| May 25, 2011 | 1.00 inquarter | Ontario | Richland | — | 18:03 local · NCEI |
| Apr 14, 2006 | 1.00 inquarter | Ontario | Richland | $2K | 16:34 local · NCEI |
Hail history near Ontario
Questions about hail in Ontario
How often does it hail in Ontario, Ohio?
21 hail reports have been logged in and within about 5 km (3 miles) of Ontario since 1974. Over the 20 years 2006–2025 that averages 0.7 reports a year. That ranks #71 of 246 Ohio places by number of reports.
When is hail season in Ontario?
Most reports come in June, July, April. June alone accounts for 38% of all reports.
What is the largest hail recorded in Ontario?
1.75 in (golf ball size) on June 9, 2011 near Ontario. 0% of reports here were 2 inches or larger.
When did it last hail in Ontario?
The most recent report in this data is from February 28, 2024 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Ontario had in the last five years?
2 separate days with hail reports since November 3, 2021, adding up to 2 reports. The most recent was February 28, 2024.
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.