Massachusetts Hail Statistics

Massachusetts averages 13.2 reports of 1-inch or larger hail a year, on 5.4 hail days. That ranks 39th 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

13.2Reports of 1-inch+ hail a year, 39th most
5.4Hail days a year, 40th most
2.00 inLargest stone reported, August 26, 2024

When hail falls in Massachusetts

  • 18.4 hail reports a year in all, 0.2 of them 2 inches or larger.
  • The most reports of 1-inch+ hail: Worcester County, about 2.4 a year.
  • The most reports come in July; nationally the peak is May.
JFM2%A16%M21%J34%J18%A9%SOND
Share of Massachusetts hail reports by month, 2021–2025.

Hail by county in Massachusetts

12 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 Massachusetts. Column headers sort the table.
Worcester2.42.41.61.25 in
Plymouth1.62.80.81.50 in
Hampshire1.42.62.01.75 in
Bristol1.42.41.01.25 in
Franklin1.41.80.81.25 in
Essex1.41.40.81.25 in
Hampden1.22.01.42.00 in
Norfolk0.81.00.61.00 in
Berkshire0.60.60.61.50 in
Barnstable0.60.60.41.25 in
Middlesex0.40.60.41.00 in
Dukes0.00.20.20.75 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, "Massachusetts Hail Statistics," https://homestatsdata.com/storm-risk/hail-statistics/massachusetts/