Hail History

Hail history for New London, Iowa

NOAA hail reports in and within about 5 km (3 miles) of New London since 1973, with preliminary reports to November 3, 2026.

Readout · New London

Last hail
Aug 12, 2026
1.25 in, half dollar size · preliminary
Hail days, last 5 years
2
since Nov 3, 2021 · 3 reports
Largest ever
4.00 in
grapefruit · Apr 21, 1973

20 reports on 15 days since 1973 · #163 of 483 Iowa places

Hail map · New London

New London Mount Pleasant Wayland 5 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
20 most recent reports with a location; Henry County is shaded. Open street map

For homeowners

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What the record says about New London

The latest hail report in and around New London is from August 12, 2026, 1.25 in (half dollar size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 1.25 in on August 12, 2026.

Over the 20 years 2006–2025, New London logged 15 reports on 11 hail days, about 0.8 reports a year. That is 67% more than the median Iowa town on this site (0.5 a year) and ranks #163 of 483 Iowa cities and towns on this site for all-time reports. New London accounts for 19% of the 108 reports filed in Henry County.

5% 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 4.00 in (grapefruit) on April 21, 1973.

Reports held about level in 2016–2025 (7) compared with 2006–2015 (8). The busiest year was 2017, with 3 reports on 2 days. Hail here peaks in April (30% of reports); 60% fall between April and June.

Reports a year 2006–2025 average

  • New London 0.8
  • Henry County 3.6
  • Median Iowa town on this site 0.5

Hail days 2006–2025

  • New London 11
  • Henry County 33
  • Median Iowa town on this site 7

Share 2 in or larger of sized reports

  • New London 5%
  • Henry County 7%
  • Median Iowa town on this site 6%

Hail over time

0123 1973: 1 reports, largest 4.00 in 1980 1990 1996: 2 reports, largest 1.00 in 2000 2006: 1 reports, largest 0.88 in 2008: 3 reports, largest 0.88 in 2010 2011: 1 reports, largest 0.88 in 2015: 3 reports, largest 1.75 in 2017: 3 reports, largest 1.00 in 2019: 1 reports, largest 0.75 in 2020 2021: 2 reports, largest 1.00 in 2023: 1 reports, largest 1.00 in 2026: 2 reports, largest 1.25 in
Reports per year, 1973–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0246 Jan February: 2 reports (10%) Feb March: 2 reports (10%) Mar April: 6 reports (30%) Apr May: 2 reports (10%) May June: 4 reports (20%) Jun July: 2 reports (10%) Jul August: 2 reports (10%) Aug Sep Oct Nov Dec
All 20 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 2 2
2025 0
2024 0
2023 1 1
2022 0
2021 2 2
2020 0
2019 1 1
2018 0
2017 21 3

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Aug 12, 2026 2 1.25 in View
Mar 31, 2023 1 1.00 in —

Largest hail on record

Largest hail reports in New London
Date Size Location County Time · source
Apr 21, 1973 4.00 ingrapefruit — Henry 15:00 local · NCEI
Apr 7, 2015 1.75 ingolf ball 0.87 NW New London Henry 23:12 local · NCEI
Aug 12, 2026 1.25 inhalf dollar 1 SSW New London Henry 12:30 UTC · NWS prelim.
Mar 31, 2023 1.00 inquarter 1.57 W New London Henry 13:08 local · NCEI
Jul 9, 2021 1.00 inquarter 0.52 E New London Henry 17:51 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 New London
Date Size Location County Time · source
Aug 12, 2026 1.25 inhalf dollar 1 SSW New London Henry 12:30 UTC · NWS prelim.
Aug 12, 2026 0.70 inmarble New London Henry 12:29 UTC · NWS prelim.
Mar 31, 2023 1.00 inquarter 1.57 W New London Henry 13:08 local · NCEI
Jul 9, 2021 1.00 inquarter 0.52 E New London Henry 17:51 local · NCEI
Jul 9, 2021 0.88 innickel New London Henry 17:49 local · NCEI
May 28, 2019 0.75 inpenny 2.6 SW New London Henry 17:58 local · NCEI
May 10, 2017 1.00 inquarter 2.6 SW New London Henry 15:13 local · NCEI
Feb 28, 2017 1.00 inquarter 2.81 S New London Henry 19:49 local · NCEI
Feb 28, 2017 0.88 innickel 2.81 S New London Henry 19:40 local · NCEI
Apr 9, 2015 0.88 innickel 4.2 WNW Danville Des Moines 15:52 local · NCEI
Apr 7, 2015 1.75 ingolf ball 0.87 NW New London Henry 23:12 local · NCEI
Apr 7, 2015 1.00 inquarter 1.71 WSW New London Henry 23:07 local · NCEI

Hail history near New London

Questions about hail in New London

How often does it hail in New London, Iowa?

20 hail reports have been logged in and within about 5 km (3 miles) of New London since 1973. Over the 20 years 2006–2025 that averages 0.8 reports a year. That ranks #163 of 483 Iowa places by number of reports.

When is hail season in New London?

Most reports come in April, June, February. April alone accounts for 30% of all reports.

What is the largest hail recorded in New London?

4.00 in (grapefruit size) on April 21, 1973. 5% of reports here were 2 inches or larger.

When did it last hail in New London?

The most recent report in this data is from August 12, 2026 (1.25 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

2 separate days with hail reports since November 3, 2021, adding up to 3 reports. The most recent was August 12, 2026.

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.