North Dakota Hail Statistics

North Dakota averages 157 reports of 1-inch or larger hail a year, on 31.6 hail days. That ranks 14th of 51 and is 2% of all such reports in the US. Hail peaks in July.

Data: NOAA Storm Events, 2021–2025 yearly averages

157Reports of 1-inch+ hail a year, 14th most
31.6Hail days a year, 13th most
4.50 inLargest stone reported, July 29, 2024

When hail falls in North Dakota

  • 175 hail reports a year in all, 19.6 of them 2 inches or larger.
  • The most reports of 1-inch+ hail: Morton County, about 7.8 a year.
  • The most reports come in July; nationally the peak is May.
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Share of North Dakota hail reports by month, 2021–2025.

Hail by county in North Dakota

53 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 North Dakota. Column headers sort the table.
Morton7.88.43.44.00 in
Burleigh7.09.23.24.50 in
McHenry7.07.62.22.75 in
Cass6.26.62.62.00 in
McLean6.26.63.22.50 in
Bottineau5.25.41.82.50 in
Williams5.06.02.63.00 in
Stutsman5.05.82.63.50 in
Stark5.05.42.43.00 in
Grand Forks4.24.42.02.00 in
Mountrail4.24.42.62.00 in
Logan4.04.22.02.25 in
Grant3.84.22.02.00 in
Barnes3.84.02.42.75 in
Mercer3.84.01.82.00 in
Wells3.83.82.43.00 in
Ward3.64.23.01.75 in
Richland3.43.82.01.75 in
McKenzie3.24.22.22.00 in
Dunn3.03.21.42.75 in
Walsh2.83.01.63.50 in
Sioux2.82.81.21.75 in
Eddy2.82.81.61.75 in
Oliver2.82.81.43.50 in
Benson2.82.81.61.50 in
McIntosh2.62.81.42.00 in
Adams2.62.62.23.00 in
Emmons2.43.62.01.75 in
LaMoure2.42.81.62.75 in
Burke2.42.41.21.75 in
Hettinger2.42.42.03.00 in
Griggs2.22.21.42.75 in
Ramsey2.22.21.41.75 in
Golden Valley2.02.21.82.75 in
Ransom2.02.01.22.00 in
Renville2.02.01.22.50 in
Foster1.82.61.61.75 in
Pembina1.82.01.22.00 in
Traill1.82.01.02.00 in
Steele1.81.81.21.50 in
Kidder1.62.41.61.75 in
Dickey1.62.21.43.00 in
Sheridan1.61.61.22.00 in
Slope1.41.81.01.75 in
Bowman1.41.81.41.75 in
Sargent1.41.81.01.50 in
Nelson1.21.21.21.25 in
Towner1.21.21.21.50 in
Pierce1.01.41.01.75 in
Rolette1.01.21.01.75 in
Cavalier1.01.00.81.50 in
Billings0.81.01.02.50 in
Divide0.61.20.61.75 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, "North Dakota Hail Statistics," https://homestatsdata.com/storm-risk/hail-statistics/north-dakota/