Hail History

Hail history for Londonderry, New Hampshire

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

Readout · Londonderry

Last hail
Aug 24, 2020
1.00 in, quarter size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
1.75 in
golf ball · Jun 5, 2007

20 reports on 12 days since 1991 · #7 of 22 New Hampshire places

Hail map · Londonderry

Londonderry Derry Manchester Nashua Raymond Exeter Concord Hampton Portsmouth 10 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; Rockingham County is shaded. Open street map

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What the record says about Londonderry

The latest hail report in and around Londonderry is from August 24, 2020, 1.00 in (quarter size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Londonderry logged 19 reports on 11 hail days, about 0.9 reports a year. That is 36% more than the median New Hampshire town on this site (0.7 a year) and ranks #7 of 22 New Hampshire cities and towns on this site for all-time reports. Londonderry accounts for 12% of the 172 reports filed in Rockingham County.

0% of reports with a size were 2 inches (hen egg) or larger, against 0% for the median New Hampshire town on this site. The largest hail on record here is 1.75 in (golf ball) on June 5, 2007 near West Windham.

Reports were down 88% in 2016–2025 (2) compared with 2006–2015 (17). The busiest year was 2008, with 6 reports on 4 days. Hail here peaks in June (50% of reports); 55% fall between April and June.

Reports a year 2006–2025 average

  • Londonderry 0.9
  • Rockingham County 7.8
  • Median New Hampshire town on this site 0.7

Hail days 2006–2025

  • Londonderry 11
  • Rockingham County 52
  • Median New Hampshire town on this site 8

Share 2 in or larger of sized reports

  • Londonderry 0%
  • Rockingham County 2%
  • Median New Hampshire town on this site 0%

Hail over time

0246 1991: 1 reports, largest 0.75 in 1995 2000 2005 2007: 6 reports, largest 1.75 in 2008: 6 reports, largest 1.00 in 2010: 2 reports, largest 1.00 in 2010 2011: 2 reports, largest 1.00 in 2013: 1 reports, largest 1.50 in 2015 2020: 2 reports, largest 1.00 in 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.
036912 Jan Feb Mar Apr May: 1 reports (5%) May June: 10 reports (50%) Jun July: 1 reports (5%) Jul August: 6 reports (30%) Aug September: 2 reports (10%) Sep Oct Nov Dec
All 20 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 2 2
2019 0
2018 0
2017 0

Largest hail on record

Largest hail reports in Londonderry
Date Size Location County Time · source
Jun 5, 2007 1.75 ingolf ball West Windham Rockingham 14:00 local · NCEI
May 10, 2007 1.75 ingolf ball Windham Rockingham 16:35 local · NCEI
Jul 29, 2013 1.50 inping pong ball Windham Rockingham 15:50 local · NCEI
Aug 24, 2020 1.00 inquarter 0.51 W Derry Rockingham 15:18 local · NCEI
Aug 23, 2020 1.00 inquarter Windham Rockingham 13:15 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Londonderry
Date Size Location County Time · source
Aug 24, 2020 1.00 inquarter 0.51 W Derry Rockingham 15:18 local · NCEI
Aug 23, 2020 1.00 inquarter Windham Rockingham 13:15 local · NCEI
Jul 29, 2013 1.50 inping pong ball Windham Rockingham 15:50 local · NCEI
Jun 1, 2011 1.00 inquarter 2.31 SSE Londonderry Rockingham 07:36 local · NCEI
Jun 1, 2011 0.88 innickel Londonderry Rockingham 07:20 local · NCEI
Sep 13, 2010 1.00 inquarter Windham Rockingham 17:55 local · NCEI
Sep 13, 2010 1.00 inquarter Londonderry Rockingham 17:38 local · NCEI
Aug 10, 2008 1.00 inquarter 1.47 SSE Londonderry Rockingham 14:54 local · NCEI
Aug 10, 2008 0.75 inpenny 1.47 SSE Londonderry Rockingham 14:50 local · NCEI
Aug 8, 2008 0.88 innickel 1.47 SSE Londonderry Rockingham 16:15 local · NCEI
Jun 27, 2008 0.88 innickel Windham Rockingham 15:15 local · NCEI
Jun 24, 2008 0.75 inpenny Windham Rockingham 14:30 local · NCEI

Hail history near Londonderry

Questions about hail in Londonderry

How often does it hail in Londonderry, New Hampshire?

20 hail reports have been logged in and within about 5 km (3 miles) of Londonderry since 1991. Over the 20 years 2006–2025 that averages 0.9 reports a year. That ranks #7 of 22 New Hampshire places by number of reports.

When is hail season in Londonderry?

Most reports come in June, August, September. June alone accounts for 50% of all reports.

What is the largest hail recorded in Londonderry?

1.75 in (golf ball size) on June 5, 2007 near West Windham. 0% of reports here were 2 inches or larger.

When did it last hail in Londonderry?

The most recent report in this data is from August 24, 2020 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Londonderry since November 3, 2021. The last one was on August 24, 2020.

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.