HailHistory › Hail by county › New Hampshire

New Hampshire · 10 counties

Hail history in New Hampshire

New Hampshire has 947 recorded hail events in the NOAA Storm Events Database since 1950 — 582 of them 1″ or larger. The largest on record: 3.0″ (tea cup) in Grafton County on June 22, 2008.

Recorded events 947 since 1950
1″ or larger 582 NWS severe threshold
Largest recorded 3.0″ tea cup · Grafton County
Peak month Jul most recorded events

When it hails in New Hampshire

Jan Feb 1 Mar 5 Apr 117 May 292 Jun 306 Jul 178 Aug 46 Sep 2 Oct Nov Dec

All recorded New Hampshire events by month, 1950–present · data through April 2026.

Every New Hampshire county, ranked by recorded hail

Recorded hail events per county · NOAA Storm Events Database · through April 2026
County Events ≥1″ Largest Most recent
Rockingham County 169 105 2.0″ 2025
Grafton County 132 86 3.0″ 2026
Hillsborough County 110 67 2.0″ 2025
Cheshire County 103 72 2.0″ 2026
Merrimack County 96 58 2.0″ 2025
Carroll County 91 51 2.75″ 2025
Strafford County 71 38 2.5″ 2023
Belknap County 64 28 2.0″ 2025
Coos County 62 45 2.0″ 2026
Sullivan County 49 32 2.0″ 2024
Read the record honestly: Storm Events contains what was reported to the National Weather Service. Populated counties report more; rural counties under-report. County-to-county comparisons say as much about reporting as about weather.

Questions about hail in New Hampshire

How often does it hail in New Hampshire?

The NOAA Storm Events Database records 947 hail events for New Hampshire since 1950, 582 of them 1″ (quarter size) or larger. Recorded frequency varies sharply by county — the table on this page ranks all 10.

What is the largest hail ever recorded in New Hampshire?

3.0″ (tea cup), recorded in Grafton County on June 22, 2008. See it at true size on the actual-size hail chart.

When is hail season in New Hampshire?

Recorded events peak in July. The by-month chart on this page shows the full seasonal shape — and each county page carries its own, since timing shifts across the state.

How do I check hail history for my address in New Hampshire?

Storm Events records events at the county level, so pick your county below or use the ZIP lookup. For "did it hail on this date" claim questions, the date lookup searches every recorded New Hampshire event.

Source: NOAA/NCEI Storm Events Database, public domain. Each county page shows the full event timeline, month profile, and storm-report narratives.