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Hail in Clinton County, Iowa
142 hail events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Hail.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. Storm records through 30 Jun 2026.
NCEI records 142 hail events in Clinton County, Iowa, between 1950 and 2026, spread over 44 years.
May is the busiest month, with 30 of the recorded events. The last 20 years account for 82 events against 44 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 0.9% of the 15,950 hail events recorded in Iowa; its 20.4 per 100 square miles compares with 28.6 statewide.
35 of the hail reports with a recorded size were golf-ball size (1.75 inches) or larger; the largest recorded stone was 4.00 inches (softball size).
Compared with Iowa
| Measure | Clinton County | Iowa | US |
|---|---|---|---|
| Hail events since 1950 | 142 | 15,950 | 424,356 |
| Per 100 square miles | 20.4 | 28.6 | 12.0 |
| Per 10,000 residents | 30.6 | 50.0 | 12.8 |
| Deaths recorded | 0 | 4 | 29 |
| Busiest month | May | June | May |
By year
Seasonality
0Feb
6Mar
14Apr
18May
30Jun
23Jul
27Aug
18Sep
3Oct
0Nov
3Dec
0
Magnitude distribution
NWS hail-size descriptors
- under 1 in
- pea to quarter
- 1–1.74 in
- quarter to golf ball
- 1.75–2.74 in
- golf ball to baseball
- 2.75–3.99 in
- baseball to softball
- 4 in and larger
- softball and larger
Hail size in inches as recorded by NCEI; events without a size are not binned.
Recorded events
All 142 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 28 Jun 2026 | Hail | 2.00 in | — | — | — | — | County |
| 10 Mar 2026 | Hail | 1.25 in | — | — | — | — | County |
| 10 Mar 2026 | Hail | 1.00 in | — | — | — | — | County |
| 10 Mar 2026 | Hail | 1.25 in | — | — | — | — | County |
| 10 Jul 2025 | Hail | 1.75 in | — | — | — | — | County |
| 19 Mar 2025 | Hail | 1.00 in | — | — | — | — | County |
| 21 May 2024 | Hail | 1.50 in | — | — | — | — | County |
| 19 May 2024 | Hail | 1.25 in | — | — | — | — | County |
| 7 May 2023 | Hail | 1.25 in | — | — | — | — | County |
| 20 Apr 2023 | Hail | 1.00 in | — | — | — | — | County |
| 4 Apr 2023 | Hail | 0.88 in | — | — | — | — | County |
| 4 Nov 2022 | Hail | 1.00 in | — | — | — | — | County |
| 4 Nov 2022 | Hail | 1.00 in | — | — | — | — | County |
| 16 May 2019 | Hail | 1.00 in | — | — | — | — | County |
| 16 May 2019 | Hail | 1.00 in | — | — | — | — | County |
| 16 May 2019 | Hail | 1.00 in | — | — | — | — | County |
| 2 May 2018 | Hail | 1.00 in | — | — | — | — | County |
| 2 May 2018 | Hail | 0.75 in | — | — | — | — | County |
| 2 May 2018 | Hail | 1.00 in | — | — | — | — | County |
| 10 Aug 2017 | Hail | 1.50 in | — | — | — | — | County |
| 10 Aug 2017 | Hail | 0.75 in | — | — | — | — | County |
| 10 Aug 2017 | Hail | 0.88 in | — | — | — | — | County |
| 10 Aug 2017 | Hail | 1.00 in | — | — | — | — | County |
| 10 Aug 2017 | Hail | 1.25 in | — | — | — | — | County |
| 17 May 2017 | Hail | 0.75 in | — | — | — | — | County |
| 15 Apr 2017 | Hail | 1.00 in | — | — | — | — | County |
| 15 Apr 2017 | Hail | 0.88 in | — | — | — | — | County |
| 15 Apr 2017 | Hail | 1.00 in | — | — | — | — | County |
| 15 Apr 2017 | Hail | 1.50 in | — | — | — | — | County |
| 15 Apr 2017 | Hail | 1.00 in | — | — | — | — | County |
| 28 Feb 2017 | Hail | 0.75 in | — | — | — | — | County |
| 28 Feb 2017 | Hail | 1.00 in | — | — | — | — | County |
| 28 Feb 2017 | Hail | 0.88 in | — | — | — | — | County |
| 28 Feb 2017 | Hail | 0.75 in | — | — | — | — | County |
| 28 Feb 2017 | Hail | 1.00 in | — | — | — | — | County |
| 23 Feb 2017 | Hail | 0.88 in | — | — | — | — | County |
| 11 May 2016 | Hail | 0.88 in | — | — | — | — | County |
| 11 May 2016 | Hail | 1.25 in | — | — | — | — | County |
| 31 Mar 2016 | Hail | 1.00 in | — | — | — | — | County |
| 31 Mar 2016 | Hail | 0.75 in | — | — | — | — | County |
| 31 Mar 2016 | Hail | 0.75 in | — | — | — | — | County |
| 31 Mar 2016 | Hail | 1.00 in | — | — | — | — | County |
| 31 Mar 2016 | Hail | 1.00 in | — | — | — | — | County |
| 31 Mar 2016 | Hail | 1.00 in | — | — | — | — | County |
| 13 Jul 2015 | Hail | 2.00 in | — | — | — | — | County |
| 13 Jul 2015 | Hail | 1.50 in | — | — | — | — | County |
| 13 Jul 2015 | Hail | 1.75 in | — | — | — | — | County |
| 13 Jul 2015 | Hail | 1.00 in | — | — | — | — | County |
| 13 Jul 2015 | Hail | 2.00 in | — | — | — | — | County |
| 13 Jul 2015 | Hail | 1.75 in | — | — | — | — | County |
| 20 Jun 2015 | Hail | 1.00 in | — | — | — | — | County |
| 20 Jun 2015 | Hail | 0.75 in | — | — | — | — | County |
| 20 Jun 2015 | Hail | 1.00 in | — | — | — | — | County |
| 9 Apr 2015 | Hail | 1.00 in | — | — | — | — | County |
| 9 Apr 2015 | Hail | 2.00 in | — | — | — | — | County |
| 9 Apr 2015 | Hail | 0.88 in | — | — | — | — | County |
| 25 Aug 2014 | Hail | 0.75 in | — | — | — | — | County |
| 19 May 2013 | Hail | 0.75 in | — | — | — | — | County |
| 31 Mar 2012 | Hail | 1.00 in | — | — | — | — | County |
| 8 Aug 2011 | Hail | 1.00 in | — | — | — | — | County |
| 8 Aug 2011 | Hail | 1.00 in | — | — | — | — | County |
| 15 Jun 2011 | Hail | 1.00 in | — | — | — | — | County |
| 15 Jun 2011 | Hail | 0.88 in | — | — | — | — | County |
| 15 Jun 2011 | Hail | 1.00 in | — | — | — | — | County |
| 15 Jun 2011 | Hail | 0.88 in | — | — | — | — | County |
| 22 May 2011 | Hail | 1.75 in | — | — | — | — | County |
| 22 May 2011 | Hail | 0.88 in | — | — | — | — | County |
| 3 Apr 2011 | Hail | 0.88 in | — | — | — | — | County |
| 21 Jun 2010 | Hail | 1.75 in | — | — | — | — | County |
| 18 Jun 2010 | Hail | 0.88 in | — | — | — | — | County |
| 30 Apr 2010 | Hail | 0.75 in | — | — | — | — | County |
| 27 Jul 2009 | Hail | 0.75 in | — | — | — | — | County |
| 25 Jun 2009 | Hail | 0.75 in | — | — | — | — | County |
| 10 Jul 2008 | Hail | 0.88 in | — | — | — | — | County |
| 10 Jul 2008 | Hail | 1.00 in | — | — | — | — | County |
| 12 Jun 2008 | Hail | 1.00 in | — | — | — | — | County |
| 12 Jun 2008 | Hail | 1.00 in | — | — | — | — | County |
| 5 Jun 2008 | Hail | 0.75 in | — | — | — | — | County |
| 25 May 2008 | Hail | 0.75 in | — | — | — | — | County |
| 2 May 2008 | Hail | 0.75 in | — | — | — | — | County |
| 25 Apr 2008 | Hail | 1.00 in | — | — | — | — | County |
| 9 Jul 2007 | Hail | 1.00 in | — | — | — | — | County |
| 22 Jul 2006 | Hail | 0.75 in | — | — | — | — | County |
| 27 May 2006 | Hail | 0.88 in | — | $1K | — | — | County |
| 17 May 2006 | Hail | 0.75 in | — | — | — | — | County |
| 5 Nov 2005 | Hail | 1.00 in | $5K | — | — | — | County |
| 24 Mar 2004 | Hail | 0.88 in | $1K | — | — | — | County |
| 7 Jul 2003 | Hail | 1.00 in | $50K | — | — | — | County |
| 7 Jul 2003 | Hail | 1.00 in | $100K | $10K | — | — | County |
| 7 Jul 2003 | Hail | 0.75 in | $15K | $2K | — | — | County |
| 18 Sep 2002 | Hail | 1.00 in | — | — | — | — | County |
| 20 Jul 2002 | Hail | 1.75 in | — | — | — | — | County |
| 8 May 2002 | Hail | 0.75 in | — | — | — | — | County |
| 24 Apr 2002 | Hail | 0.75 in | — | — | — | — | County |
| 18 Apr 2002 | Hail | 1.75 in | — | — | — | — | County |
| 10 May 2001 | Hail | 1.75 in | — | — | — | — | County |
| 8 May 2001 | Hail | 1.75 in | — | — | — | — | County |
| 11 May 2000 | Hail | 1.00 in | — | — | — | — | County |
| 11 May 2000 | Hail | 1.00 in | — | — | — | — | County |
| 11 May 2000 | Hail | 0.88 in | — | — | — | — | County |
| 19 Sep 1999 | Hail | 0.75 in | — | — | — | — | County |
| 21 Jul 1999 | Hail | 0.75 in | — | — | — | — | County |
| 6 Jun 1999 | Hail | 1.00 in | — | — | — | — | County |
| 18 Jun 1998 | Hail | 0.75 in | — | — | — | — | County |
| 18 May 1997 | Hail | 0.75 in | — | — | — | — | County |
| 27 Jul 1995 | Hail | 2.75 in | $250K | $20K | — | — | County |
| 27 Jul 1995 | Hail | 1.75 in | $10K | $10K | — | — | County |
| 27 Jul 1995 | Hail | 1.75 in | $10K | $10K | — | — | County |
| 27 Jul 1995 | Hail | 2.75 in | $175K | $10K | — | — | County |
| 27 Jul 1995 | Hail | 2.75 in | $100K | $10K | — | — | County |
| 27 Jul 1995 | Hail | 2.75 in | $200K | $40K | — | — | County |
| 9 May 1995 | Hail | 1.75 in | $50K | — | — | — | County |
| 9 May 1995 | Hail | 1.00 in | $5K | — | — | — | County |
| 9 May 1995 | Hail | 1.75 in | — | — | — | — | County |
| 19 Aug 1994 | Hail | 1.00 in | $5K | $50K | — | — | County |
| 19 Aug 1994 | Hail | 0.75 in | $5K | $50K | — | — | County |
| 19 Aug 1994 | Hail | 0.75 in | $5K | $50K | — | — | County |
| 19 Aug 1994 | Hail | 0.75 in | $5K | $50K | — | — | County |
| 19 Jul 1994 | Hail | 0.75 in | $5K | $5K | — | — | County |
| 17 Jun 1992 | Hail | 0.75 in | — | — | — | — | County |
| 10 Apr 1992 | Hail | 1.75 in | — | — | — | — | County |
| 13 Mar 1990 | Hail | 1.75 in | — | — | — | — | County |
| 13 Mar 1990 | Hail | 0.87 in | — | — | — | — | County |
| 18 Jul 1989 | Hail | 1.00 in | — | — | — | — | County |
| 18 Jul 1989 | Hail | 1.75 in | — | — | — | — | County |
| 2 Apr 1988 | Hail | 1.75 in | — | — | — | — | County |
| 23 Jun 1985 | Hail | 1.75 in | — | — | — | — | County |
| 26 May 1985 | Hail | 1.75 in | — | — | — | — | County |
| 17 Sep 1983 | Hail | 1.75 in | — | — | — | — | County |
| 7 Jun 1980 | Hail | 2.00 in | — | — | — | — | County |
| 5 Aug 1979 | Hail | 1.00 in | — | — | — | — | County |
| 5 Aug 1979 | Hail | 1.75 in | — | — | — | — | County |
| 5 Aug 1979 | Hail | 0.75 in | — | — | — | — | County |
| 22 Jun 1974 | Hail | 0.75 in | — | — | — | — | County |
| 14 Jun 1974 | Hail | 1.00 in | — | — | — | — | County |
| 14 Jun 1974 | Hail | 0.75 in | — | — | — | — | County |
| 14 Jun 1974 | Hail | 1.75 in | — | — | — | — | County |
| 17 Jul 1972 | Hail | 1.00 in | — | — | — | — | County |
| 6 Aug 1967 | Hail | 2.00 in | — | — | — | — | County |
| 26 Aug 1965 | Hail | 2.00 in | — | — | — | — | County |
| 7 Aug 1958 | Hail | 4.00 in | — | — | — | — | County |
| 27 Apr 1956 | Hail | 2.00 in | — | — | — | — | County |
Questions and answers
How many hail events has Clinton County had?
142 events in the NCEI Storm Events record between 1950 and 2026. Reporting of hail became far more complete after 1996, so early decades undercount.
When was the last recorded hail event in Clinton County?
28 Jun 2026 (Hail, 2.00 in). Records reach NCEI about 120 days after the month ends.
What was the most damaging hail event recorded in Clinton County?
The hail of 27 Jul 1995, with property damage estimated by NCEI at $250K and crop damage at $20K.
How does Clinton County compare with Iowa for hail?
20.4 events per 100 square miles against 28.6 statewide; the county holds 142 of the state's 15,950 recorded events.
Provenance
NOAA NCEI Storm Events Database, yearly details files through 30 Jun 2026, public domain. County-recorded events plus zone-recorded events whose forecast zone is named for the county (marked "Forecast zone"). Population and area from the US Census Bureau (2021). Built 1 Oct 2026. See the methodology, the Hail hub and the county page.