Hail History

Hail history for Colesburg, Iowa

NOAA hail reports in and within about 5 km (3 miles) of Colesburg since 1991, with preliminary reports to November 3, 2026.

Readout · Colesburg

Last hail
Jun 21, 2013
0.75 in, penny size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
1.75 in
golf ball · Jul 10, 2008

17 reports on 13 days since 1991 · #208 of 483 Iowa places

Hail map · Colesburg

Colesburg Greeley Edgewood Dyersville Delhi Manchester Strawberry Point 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
17 most recent reports with a location; Delaware County is shaded. Open street map

For homeowners

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What the record says about Colesburg

The latest hail report in and around Colesburg is from June 21, 2013, 0.75 in (penny size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Colesburg logged 8 reports on 5 hail days, about 0.4 reports a year. That is 11% less than the median Iowa town on this site (0.5 a year) and ranks #208 of 483 Iowa cities and towns on this site for all-time reports. Colesburg accounts for 11% of the 152 reports filed in Delaware County.

0% 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 1.75 in (golf ball) on July 10, 2008 near 0.69 N Colesburg.

Reports were down 100% in 2016–2025 (0) compared with 2006–2015 (8). The busiest year was 2013, with 4 reports on 2 days. Hail here peaks in May (53% of reports); 76% fall between April and June.

Reports a year 2006–2025 average

  • Colesburg 0.4
  • Delaware County 4.4
  • Median Iowa town on this site 0.5

Hail days 2006–2025

  • Colesburg 5
  • Delaware County 38
  • Median Iowa town on this site 7

Share 2 in or larger of sized reports

  • Colesburg 0%
  • Delaware County 5%
  • Median Iowa town on this site 6%

Hail over time

01234 1991: 1 reports, largest 1.75 in 1992: 1 reports, largest 1.00 in 1995 2000: 3 reports, largest 1.25 in 2000 2001: 2 reports, largest 1.75 in 2004: 2 reports, largest 0.88 in 2005 2007: 2 reports, largest 0.75 in 2008: 2 reports, largest 1.75 in 2010 2013: 4 reports, largest 1.00 in 2015 2020 2025
Reports per year, 1991–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0369 Jan Feb Mar April: 2 reports (12%) Apr May: 9 reports (53%) May June: 2 reports (12%) Jun July: 4 reports (24%) Jul Aug Sep Oct Nov Dec
All 17 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 0
2022 0
2021 0
2020 0
2019 0
2018 0
2017 0

Largest hail on record

Largest hail reports in Colesburg
Date Size Location County Time · source
Jul 10, 2008 1.75 ingolf ball 0.69 N Colesburg Delaware 19:35 local · NCEI
May 10, 2001 1.75 ingolf ball Cedar Rapids Linn 18:10 local · NCEI
Jul 7, 1991 1.75 ingolf ball — Delaware 02:20 local · NCEI
May 17, 2000 1.25 inhalf dollar Colesburg Delaware 08:02 local · NCEI
May 29, 2013 1.00 inquarter 0.69 N Colesburg Delaware 16:57 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

Most recent reports

Most recent hail reports in Colesburg
Date Size Location County Time · source
Jun 21, 2013 0.75 inpenny 0.69 N Colesburg Delaware 07:51 local · NCEI
May 29, 2013 0.88 innickel 0.69 N Colesburg Delaware 19:29 local · NCEI
May 29, 2013 1.00 inquarter 0.69 N Colesburg Delaware 16:57 local · NCEI
May 29, 2013 0.75 inpenny 1.38 S Colesburg Delaware 16:56 local · NCEI
Jul 10, 2008 1.75 ingolf ball 0.69 N Colesburg Delaware 19:35 local · NCEI
Apr 25, 2008 0.88 innickel 0.69 N Colesburg Delaware 13:31 local · NCEI
Jul 17, 2007 0.75 inpenny 1.73 WNW White Pine Hollow Sp Dubuque 13:15 local · NCEI
Jul 17, 2007 0.75 inpenny 2.06 SW Graham Clayton 13:13 local · NCEI
May 17, 2004 0.75 inpenny 2 SE Colesburg Delaware 17:24 local · NCEI
May 7, 2004 0.88 innickel Colesburg Delaware 15:21 local · NCEI
May 10, 2001 1.75 ingolf ball Cedar Rapids Linn 18:10 local · NCEI
Apr 8, 2001 1.00 inquarter Colesburg Delaware 19:49 local · NCEI

Hail history near Colesburg

Questions about hail in Colesburg

How often does it hail in Colesburg, Iowa?

17 hail reports have been logged in and within about 5 km (3 miles) of Colesburg since 1991. Over the 20 years 2006–2025 that averages 0.4 reports a year. That ranks #208 of 483 Iowa places by number of reports.

When is hail season in Colesburg?

Most reports come in May, July, April. May alone accounts for 53% of all reports.

What is the largest hail recorded in Colesburg?

1.75 in (golf ball size) on July 10, 2008 near 0.69 N Colesburg. 0% of reports here were 2 inches or larger.

When did it last hail in Colesburg?

The most recent report in this data is from June 21, 2013 (0.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Colesburg had in the last five years?

None: there has been no hail report in and within about 5 km (3 miles) of Colesburg since November 3, 2021. The last one was on June 21, 2013.

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.