New Hampshire Hail Statistics

New Hampshire averages 37.2 reports of 1-inch or larger hail a year, on 11.4 hail days. That ranks 33rd of 51 and is under 1% of all such reports in the US. Hail peaks in July.

Data: NOAA Storm Events, 2021–2025 yearly averages

37.2Reports of 1-inch+ hail a year, 33rd most
11.4Hail days a year, 34th most
2.00 inLargest stone reported, May 21, 2022

When hail falls in New Hampshire

  • 37.4 hail reports a year in all, 0.4 of them 2 inches or larger.
  • The most reports of 1-inch+ hail: Cheshire County, about 7.4 a year.
  • The most reports come in July; nationally the peak is May.
JF1%MA10%M23%J35%J20%A11%SOND
Share of New Hampshire hail reports by month, 2021–2025.

Hail by county in New Hampshire

10 counties with at least one hail report, 2021–2025. Yearly averages, sorted by 1-inch+ reports. More people means more reports, so populous counties tend to rank higher.

Hail statistics by county in New Hampshire. Column headers sort the table.
Cheshire7.47.44.41.75 in
Hillsborough6.26.24.21.75 in
Grafton4.84.82.81.50 in
Carroll4.44.62.62.00 in
Merrimack4.04.02.61.50 in
Rockingham3.63.62.21.75 in
Coos3.03.02.22.00 in
Sullivan2.22.21.61.50 in
Belknap1.01.01.01.75 in
Strafford0.60.60.21.75 in

About these numbers

Hail reports from the NOAA Storm Events Database, 2021–2025, averaged per year. These are reports to the National Weather Service, not every storm: places with more people report more hail. Full methodology.

Cite: Home Stats Data, "New Hampshire Hail Statistics," https://homestatsdata.com/storm-risk/hail-statistics/new-hampshire/