Hail History

Hail history for Portsmouth, New Hampshire

NOAA hail reports in and within about 5 km (3 miles) of Portsmouth since 2007, with preliminary reports to November 3, 2026.

Readout · Portsmouth

Last hail
Jun 23, 2024
1.75 in, golf ball size
Hail days, last 5 years
2
since Nov 3, 2021 · 2 reports
Largest ever
1.75 in
golf ball · Jun 23, 2024

13 reports on 10 days since 2007 · #16 of 22 New Hampshire places

Hail map · Portsmouth

Portsmouth Hampton Dover Exeter Raymond Derry Londonderry Manchester 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
13 most recent reports with a location; Rockingham County is shaded. Open street map

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What the record says about Portsmouth

The latest hail report in and around Portsmouth is from June 23, 2024, 1.75 in (golf ball size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 1.75 in on June 23, 2024.

Over the 20 years 2006–2025, Portsmouth logged 13 reports on 10 hail days, about 0.7 reports a year. That is about the same as the median New Hampshire town on this site (0.7 a year) and ranks #16 of 22 New Hampshire cities and towns on this site for all-time reports. Portsmouth accounts for 8% 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 23, 2024 near 0.86 NE Greenland.

Reports were down 38% in 2016–2025 (5) compared with 2006–2015 (8). The busiest year was 2007, with 3 reports on 2 days. Hail here peaks in July (62% of reports); 31% fall between April and June.

Reports a year 2006–2025 average

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

Hail days 2006–2025

  • Portsmouth 10
  • Rockingham County 52
  • Median New Hampshire town on this site 8

Share 2 in or larger of sized reports

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

Hail over time

0123 2007: 3 reports, largest 0.88 in 2008: 2 reports, largest 1.25 in 2010: 1 reports, largest 1.00 in 2010 2014: 2 reports, largest 1.00 in 2015 2019: 2 reports, largest 1.75 in 2020 2021: 1 reports, largest 1.00 in 2024: 2 reports, largest 1.75 in 2025
Reports per year, 2007–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
02468 Jan Feb Mar Apr May June: 4 reports (31%) Jun July: 8 reports (62%) Jul August: 1 reports (8%) Aug Sep Oct Nov Dec
All 13 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 2 2
2023 0
2022 0
2021 1 1
2020 0
2019 2 2
2018 0
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Jun 23, 2024 1 1.75 in —
Jun 5, 2024 1 1.10 in —

Largest hail on record

Largest hail reports in Portsmouth
Date Size Location County Time · source
Jun 23, 2024 1.75 ingolf ball 0.86 NE Greenland Rockingham 17:45 local · NCEI
Jul 31, 2019 1.75 ingolf ball 0.86 NE Wentworth Acres Rockingham 14:55 local · NCEI
Jul 18, 2008 1.25 inhalf dollar 1.22 NE Greenland Rockingham 17:44 local · NCEI
Jun 5, 2024 1.10 inquarter 0.86 SE Newington Station Rockingham 15:45 local · NCEI
Jul 23, 2021 1.00 inquarter 1.73 N North Hampton Center Rockingham 14:39 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Portsmouth
Date Size Location County Time · source
Jun 23, 2024 1.75 ingolf ball 0.86 NE Greenland Rockingham 17:45 local · NCEI
Jun 5, 2024 1.10 inquarter 0.86 SE Newington Station Rockingham 15:45 local · NCEI
Jul 23, 2021 1.00 inquarter 1.73 N North Hampton Center Rockingham 14:39 local · NCEI
Jul 31, 2019 1.75 ingolf ball 0.86 NE Wentworth Acres Rockingham 14:55 local · NCEI
Jul 31, 2019 1.00 inquarter 1.01 E Newington Rockingham 14:50 local · NCEI
Aug 7, 2014 1.00 inquarter 1.22 NE Greenland Rockingham 14:15 local · NCEI
Jul 3, 2014 1.00 inquarter 1.22 SE Greenland Rockingham 15:39 local · NCEI
Jun 3, 2010 1.00 inquarter 0.69 S Portsmouth Rockingham 13:20 local · NCEI
Jul 18, 2008 0.75 inpenny 0.69 N Rye Harbor Rockingham 18:05 local · NCEI
Jul 18, 2008 1.25 inhalf dollar 1.22 NE Greenland Rockingham 17:44 local · NCEI
Jul 6, 2007 0.75 inpenny Rye Rockingham 15:13 local · NCEI
Jul 6, 2007 0.88 innickel Greenland Rockingham 15:06 local · NCEI

Hail history near Portsmouth

Questions about hail in Portsmouth

How often does it hail in Portsmouth, New Hampshire?

13 hail reports have been logged in and within about 5 km (3 miles) of Portsmouth since 2007. Over the 20 years 2006–2025 that averages 0.7 reports a year. That ranks #16 of 22 New Hampshire places by number of reports.

When is hail season in Portsmouth?

Most reports come in July, June, August. July alone accounts for 62% of all reports.

What is the largest hail recorded in Portsmouth?

1.75 in (golf ball size) on June 23, 2024 near 0.86 NE Greenland. 0% of reports here were 2 inches or larger.

When did it last hail in Portsmouth?

The most recent report in this data is from June 23, 2024 (1.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

2 separate days with hail reports since November 3, 2021, adding up to 2 reports. The most recent was June 23, 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.