Hail history for Hampton, Iowa
NOAA hail reports in and within about 5 km (3 miles) of Hampton since 1961, with preliminary reports to November 3, 2026.
Readout · Hampton
- Last hail
- Sep 16, 2025
- 0.75 in, penny size
- Hail days, last 5 years
- 2
- since Nov 3, 2021 · 4 reports
- Largest ever
- 3.00 in
- teacup · Jul 4, 1961
27 reports on 18 days since 1961 · #92 of 483 Iowa places
Hail map · Hampton
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
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What the record says about Hampton
The latest hail report in and around Hampton is from September 16, 2025, 0.75 in (penny size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 1.75 in on April 18, 2025.
Over the 20 years 2006–2025, Hampton logged 14 reports on 7 hail days, about 0.7 reports a year. That is 56% more than the median Iowa town on this site (0.5 a year) and ranks #92 of 483 Iowa cities and towns on this site for all-time reports. Hampton accounts for 22% of the 125 reports filed in Franklin County.
4% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Iowa town on this site. The largest hail on record here is 3.00 in (teacup) on July 4, 1961.
Reports were up 500% in 2016–2025 (12) compared with 2006–2015 (2). The busiest year was 2017, with 6 reports on 2 days. Hail here peaks in May (30% of reports); 70% fall between April and June.
Reports a year 2006–2025 average
- Hampton 0.7
- Franklin County 3.3
- Median Iowa town on this site 0.5
Hail days 2006–2025
- Hampton 7
- Franklin County 36
- Median Iowa town on this site 7
Share 2 in or larger of sized reports
- Hampton 4%
- Franklin County 4%
- Median Iowa town on this site 6%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 3 | 1 | 4 | ||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 3 | 3 | 6 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Sep 16, 2025 | 1 | 0.75 in | — |
| Apr 18, 2025 | 3 | 1.75 in | — |
Largest hail on record
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Jul 4, 1961 | 3.00 inteacup | — | Franklin | — | 20:30 local · NCEI |
| Apr 18, 2025 | 1.75 ingolf ball | 0.86 SW Hampton | Franklin | — | 02:12 local · NCEI |
| Apr 18, 2025 | 1.75 ingolf ball | 0.69 S Hampton | Franklin | — | 02:10 local · NCEI |
| Jul 20, 2003 | 1.75 ingolf ball | Hampton | Franklin | $20K | 19:53 local · NCEI |
| May 17, 1996 | 1.75 ingolf ball | Hampton | Franklin | $15K | 23:23 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 5 19%
- 1–2 in 21 78%
- 2 in + 1 4%
Most recent reports
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Sep 16, 2025 | 0.75 inpenny | 0.51 W Hampton | Franklin | — | 16:28 local · NCEI |
| Apr 18, 2025 | 1.00 inquarter | 0.51 W Hampton | Franklin | — | 02:18 local · NCEI |
| Apr 18, 2025 | 1.75 ingolf ball | 0.86 SW Hampton | Franklin | — | 02:12 local · NCEI |
| Apr 18, 2025 | 1.75 ingolf ball | 0.69 S Hampton | Franklin | — | 02:10 local · NCEI |
| Jun 15, 2017 | 1.00 inquarter | Hampton | Franklin | — | 17:08 local · NCEI |
| Jun 15, 2017 | 1.25 inhalf dollar | 0.42 S Hampton | Franklin | — | 16:40 local · NCEI |
| Jun 15, 2017 | 1.25 inhalf dollar | 0.69 S Hampton | Franklin | — | 16:34 local · NCEI |
| May 15, 2017 | 1.00 inquarter | 0.69 S Hampton | Franklin | — | 17:45 local · NCEI |
| May 15, 2017 | 1.00 inquarter | 0.86 SW Hampton | Franklin | — | 17:42 local · NCEI |
| May 15, 2017 | 1.25 inhalf dollar | 0.69 S Hampton | Franklin | $1K | 17:38 local · NCEI |
| Jul 17, 2016 | 1.00 inquarter | 0.69 S Hampton | Franklin | — | 10:20 local · NCEI |
| Jul 17, 2016 | 1.00 inquarter | Hampton | Franklin | — | 09:12 local · NCEI |
Hail history near Hampton
Questions about hail in Hampton
How often does it hail in Hampton, Iowa?
27 hail reports have been logged in and within about 5 km (3 miles) of Hampton since 1961. Over the 20 years 2006–2025 that averages 0.7 reports a year. That ranks #92 of 483 Iowa places by number of reports.
When is hail season in Hampton?
Most reports come in May, April, July. May alone accounts for 30% of all reports.
What is the largest hail recorded in Hampton?
3.00 in (teacup size) on July 4, 1961. 4% of reports here were 2 inches or larger.
When did it last hail in Hampton?
The most recent report in this data is from September 16, 2025 (0.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Hampton had in the last five years?
2 separate days with hail reports since November 3, 2021, adding up to 4 reports. The most recent was September 16, 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.