HailHistory › Hail by county › New Hampshire › Hillsborough County
New Hampshire · county FIPS 33011
Hail history for Hillsborough County, NH
Hillsborough County has 110 recorded hail events in the NOAA Storm Events Database — 67 of them 1″ or larger and 2 at 2″ or larger. The largest on record: 2.0″ (hen egg) on July 11, 1980.
Mark size = measured hail diameter; slivers are events with no recorded size. Amber ≥2″, red ≥2.75″ (baseball class). Denser recent decades partly reflect better reporting, not only more storms.
When it hails in Hillsborough County
Recorded events by month, 1950–present. The amber bar marks Hillsborough County's peak: July.
Most recent recorded events
| Date | Size | Comparable to |
|---|---|---|
| 1.5″ | Ping-pong ball | |
| 1.0″ | Quarter | |
| 1.0″ | Quarter | |
| 1.0″ | Quarter | |
| 1.0″ | Quarter | |
| 1.25″ | Half dollar | |
| 1.25″ | Half dollar | |
| 1.0″ | Quarter |
Looking for a specific storm? Use the did-it-hail date lookup for Hillsborough County.
From the storm reports
Narratives as filed with the NOAA Storm Events Database (public records; lightly trimmed for length).
· 1.5″ (ping-pong ball)
A severe thunderstorm dropped hail as big as 1.5 inches southeast of Manchester. Hail cracked the windshield of a vehicle.
· 1.0″ (quarter)
A severe thunderstorm dropped quarter-sized hail which lasted for 8 minutes. Hail accumulated in areas of lawn with leaves and a few branches knocked down south of New Ipswich.
· 1.75″ (golf ball)
A severe thunderstorm dropped hail up to 1.75 west of Jaffrey. Hail dented a vehicle on ST 124. .
Events by decade
| 1950s | 1960s | 1970s | 1980s | 1990s | 2000s | 2010s | 2020s |
|---|---|---|---|---|---|---|---|
| 1 | 4 | 1 | 4 | 8 | 32 | 25 | 35 |
The climb across decades is largely a reporting story: spotter networks, radar, and digital filing pulled far more storms into the record after the 1990s.
Questions about hail in Hillsborough County
Has it ever hailed in Hillsborough County?
Yes — 110 hail events have been recorded for Hillsborough County, NH in the NOAA Storm Events Database since 1955, including 67 of 1″ (quarter size) or larger.
When did it last hail in Hillsborough County?
The most recent recorded hail event for Hillsborough County, NH is September 6, 2025, with 1.5″ (ping-pong ball) hail. The database is currently updated through April 2026, so a storm from the last few weeks may not appear yet. To check a specific day, use the did-it-hail date lookup.
What is the largest hail ever recorded in Hillsborough County?
2.0″ (hen egg), recorded on July 11, 1980. Hail that size meets or exceeds the National Weather Service severe threshold. See how big that really is on the actual-size hail chart.
Does a recorded hail event mean my roof was damaged?
No. This page reports storm records, not damage. Hail size and damage vary block by block within a county, and only an inspection can establish what happened to a specific roof. If you suspect damage, talk to your insurer or a licensed roofer — they can pull the same NOAA records for your claim.
More New Hampshire hail history
- Rockingham County 169
- Grafton County 132
- Cheshire County 103
- Merrimack County 96
- Carroll County 91
- Strafford County 71
Source: NOAA/NCEI Storm Events Database, public domain, updated monthly by NCEI — this site's copy runs through April 2026. HailHistory reports records; it does not give insurance advice or assess damage.