Hail history for Dedham, Iowa
NOAA hail reports in and within about 5 km (3 miles) of Dedham since 1974, with preliminary reports to November 3, 2026.
Readout · Dedham
- Last hail
- Apr 26, 2024
- 0.88 in, nickel size
- Hail days, last 5 years
- 1
- since Nov 3, 2021 · 1 report
- Largest ever
- 2.00 in
- hen egg · Apr 17, 2002
10 reports on 7 days since 1974 · #446 of 483 Iowa places
Hail map · Dedham
- 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 Dedham is from April 26, 2024. A local roofer can check and document it at no cost.
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What the record says about Dedham
The latest hail report in and around Dedham is from April 26, 2024, 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 26, 2024.
Over the 20 years 2006–2025, Dedham logged 5 reports on 3 hail days, about 0.3 reports a year. That is 44% less than the median Iowa town on this site (0.5 a year) and ranks #446 of 483 Iowa cities and towns on this site for all-time reports. Dedham accounts for 7% of the 144 reports filed in Carroll County.
10% 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 2.00 in (hen egg) on April 17, 2002 near 2 W Dedham.
The busiest year was 2013, with 3 reports on 1 day. Hail here peaks in June (40% of reports); 90% fall between April and June.
Reports a year 2006–2025 average
- Dedham 0.3
- Carroll County 3.4
- Median Iowa town on this site 0.5
Hail days 2006–2025
- Dedham 3
- Carroll County 37
- Median Iowa town on this site 7
Share 2 in or larger of sized reports
- Dedham 10%
- Carroll 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 | 0 | ||||||||||||
| 2024 | 1 | 1 | |||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Apr 26, 2024 | 1 | 0.88 in | — |
Largest hail on record
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Apr 17, 2002 | 2.00 inhen egg | 2 W Dedham | Carroll | $15K | 21:07 local · NCEI |
| Jun 14, 2013 | 1.50 inping pong ball | 1.45 ESE Dedham | Carroll | $5K | 19:19 local · NCEI |
| Jun 14, 2013 | 1.25 inhalf dollar | 1.81 SSE Dedham | Carroll | $2K | 19:26 local · NCEI |
| Jun 14, 2013 | 1.25 inhalf dollar | 2.46 SSW Dedham | Carroll | $2K | 19:22 local · NCEI |
| May 28, 1974 | 1.25 inhalf dollar | — | Carroll | — | 01:10 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 2 20%
- 1–2 in 7 70%
- 2 in + 1 10%
Most recent reports
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Apr 26, 2024 | 0.88 innickel | 3.09 E Dedham | Carroll | — | 11:55 local · NCEI |
| Jun 14, 2013 | 1.25 inhalf dollar | 1.81 SSE Dedham | Carroll | $2K | 19:26 local · NCEI |
| Jun 14, 2013 | 1.25 inhalf dollar | 2.46 SSW Dedham | Carroll | $2K | 19:22 local · NCEI |
| Jun 14, 2013 | 1.50 inping pong ball | 1.45 ESE Dedham | Carroll | $5K | 19:19 local · NCEI |
| Sep 16, 2006 | 0.88 innickel | Dedham | Carroll | $3K | 22:01 local · NCEI |
| May 22, 2004 | 1.00 inquarter | Ames | Story | $5K | 18:25 local · NCEI |
| Apr 17, 2002 | 2.00 inhen egg | 2 W Dedham | Carroll | $15K | 21:07 local · NCEI |
| Apr 17, 2002 | 1.00 inquarter | 3 W Dedham | Carroll | $5K | 21:05 local · NCEI |
| Jun 12, 2001 | 1.00 inquarter | Dedham | Carroll | $5K | 12:12 local · NCEI |
| May 28, 1974 | 1.25 inhalf dollar | — | Carroll | — | 01:10 local · NCEI |
Hail history near Dedham
Questions about hail in Dedham
How often does it hail in Dedham, Iowa?
10 hail reports have been logged in and within about 5 km (3 miles) of Dedham since 1974. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #446 of 483 Iowa places by number of reports.
When is hail season in Dedham?
Most reports come in June, April, May. June alone accounts for 40% of all reports.
What is the largest hail recorded in Dedham?
2.00 in (hen egg size) on April 17, 2002 near 2 W Dedham. 10% of reports here were 2 inches or larger.
When did it last hail in Dedham?
The most recent report in this data is from April 26, 2024 (0.88 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Dedham 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 26, 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.