Hail history for Dayton, Ohio
NOAA hail reports in and within about 5 km (3 miles) of Dayton since 1966, with preliminary reports to November 3, 2026.
Readout · Dayton
- Last hail
- Apr 29, 2025
- 0.88 in, nickel size
- Hail days, last 5 years
- 1
- since Nov 3, 2021 · 1 report
- Largest ever
- 2.00 in
- hen egg · Jul 26, 2012
36 reports on 30 days since 1966 · #23 of 246 Ohio places
Hail map · Dayton
- 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 Dayton is from April 29, 2025. A local roofer can check and document it at no cost.
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What the record says about Dayton
The latest hail report in and around Dayton is from April 29, 2025, 0.88 in (nickel size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 0.88 in on April 29, 2025.
Over the 20 years 2006–2025, Dayton logged 24 reports on 18 hail days, about 1.2 reports a year. That is 2.7 times the median Ohio town on this site (0.5 a year) and ranks #23 of 246 Ohio cities and towns on this site for all-time reports. Dayton accounts for 17% of the 208 reports filed in Montgomery County.
3% 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 2.00 in (hen egg) on July 26, 2012 near 0.69 N Spanker.
Reports were down 59% in 2016–2025 (7) compared with 2006–2015 (17). The busiest year was 2011, with 5 reports on 4 days. Hail here peaks in April (36% of reports); 78% fall between April and June.
Reports a year 2006–2025 average
- Dayton 1.2
- Montgomery County 6.9
- Median Ohio town on this site 0.5
Hail days 2006–2025
- Dayton 18
- Montgomery County 60
- Median Ohio town on this site 8
Share 2 in or larger of sized reports
- Dayton 3%
- Montgomery County 3%
- 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 | 1 | 1 | |||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 3 | 3 | |||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 1 | 2 | 3 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Apr 29, 2025 | 1 | 0.88 in | — |
Largest hail on record
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Jul 26, 2012 | 2.00 inhen egg | 0.69 N Spanker | Montgomery | — | 14:15 local · NCEI |
| Jun 25, 2005 | 1.75 ingolf ball | Kettering | Montgomery | $10K | 17:15 local · NCEI |
| Jun 15, 1982 | 1.75 ingolf ball | — | Montgomery | — | 17:06 local · NCEI |
| Jun 5, 2017 | 1.25 inhalf dollar | 1.74 NW Dayton | Montgomery | — | 17:12 local · NCEI |
| Jun 5, 2017 | 1.25 inhalf dollar | 0.87 NW Ft Mc Kinley | Montgomery | — | 16:59 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 19 53%
- 1–2 in 16 44%
- 2 in + 1 3%
Most recent reports
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Apr 29, 2025 | 0.88 innickel | 0.69 N Moraine | Montgomery | — | 17:30 local · NCEI |
| Jun 18, 2021 | 1.00 inquarter | 0.87 NW Dayton | Montgomery | — | 18:12 local · NCEI |
| Jun 18, 2021 | 1.00 inquarter | 0.87 SW Ebenezer | Montgomery | $5K | 16:59 local · NCEI |
| Jun 18, 2021 | 1.00 inquarter | 0.87 SE Taylorsburg | Montgomery | — | 16:56 local · NCEI |
| Jun 5, 2017 | 1.25 inhalf dollar | 1.74 NW Dayton | Montgomery | — | 17:12 local · NCEI |
| Jun 5, 2017 | 1.25 inhalf dollar | 0.87 NW Ft Mc Kinley | Montgomery | — | 16:59 local · NCEI |
| Apr 5, 2017 | 1.00 inquarter | 0.87 NW Dayton | Montgomery | — | 17:38 local · NCEI |
| Jul 13, 2015 | 0.88 innickel | 0.87 NW Ft Mc Kinley | Montgomery | — | 22:49 local · NCEI |
| Apr 10, 2015 | 0.75 inpenny | 1.74 WNW Avondale | Montgomery | — | 02:01 local · NCEI |
| Apr 9, 2015 | 1.00 inquarter | 0.69 S Dayton | Montgomery | — | 17:40 local · NCEI |
| Apr 8, 2015 | 0.88 innickel | 0.87 SE Taylorsburg | Montgomery | — | 09:44 local · NCEI |
| Jul 26, 2012 | 1.00 inquarter | 0.53 W New Chicago | Montgomery | — | 14:35 local · NCEI |
Hail history near Dayton
- Trotwood 10 km · 15
- Huber Heights 11 km · 22
- Vandalia 11 km · 19
- Kettering 11 km · 16
- Beavercreek 13 km · 35
- Fairborn 16 km · 21
- Centerville 17 km · 17
- Miamisburg 18 km · 14
Questions about hail in Dayton
How often does it hail in Dayton, Ohio?
36 hail reports have been logged in and within about 5 km (3 miles) of Dayton since 1966. Over the 20 years 2006–2025 that averages 1.2 reports a year. That ranks #23 of 246 Ohio places by number of reports.
When is hail season in Dayton?
Most reports come in April, June, May. April alone accounts for 36% of all reports.
What is the largest hail recorded in Dayton?
2.00 in (hen egg size) on July 26, 2012 near 0.69 N Spanker. 3% of reports here were 2 inches or larger.
When did it last hail in Dayton?
The most recent report in this data is from April 29, 2025 (0.88 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Dayton had in the last five years?
1 separate days with hail reports since November 3, 2021, adding up to 1 reports. The most recent was April 29, 2025.
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.