Average Number of Hail Storms
United StatesPhysical EnvironmentAnnual average incidence of hail storms in the contiguous United States
natureA map shows the average number of hail storms in the U.S. State like Denver has the highest number (more than 8, dark blue). Coastal states like California, Oregon, and New York show the lowest number (0, black)
0–0.9 | 1.0–1.9 | 2.0–3.9 | 4.0–5.9 | 6.0–8.0 | More than 8 | Lightning Frequency | <0.1 flashes/km²/year | 0.1 flashes/km²/year | 0.2 flashes/km²/year | 0.4 flashes/km²/year | 0.6 flashes/km²/year | 0.8 flashes/km²/year | 1 flash/km²/year | 2 flashes/km²/year | 4 flashes/km²/year | 6 flashes/km²/year | 8 flashes/km²/year | 10 flashes/km²/year | 20 flashes/km²/year | 30 flashes/km²/year | Continental Shelf | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Arizona | 33.9% | 37.9% | 28.2% | 1.13% | 23.6% | 20.0% | 37.0% | 18.2% | ||||||||||||||
Utah | 65.7% | 34.0% | 22.2% | 65.3% | 0.130% | |||||||||||||||||
Yukon | 2.57% | 1.17% | 39.3% | 42.1% | 0.676% | 0.532% | 2.01% | |||||||||||||||
District of Columbia | 100% | 100% | ||||||||||||||||||||
Idaho | 8.79% | 45.9% | 42.5% | 2.27% | 8.51% | 90.0% | ||||||||||||||||
New Hampshire | 5.08% | 66.9% | 15.4% | 12.6% | 77.0% | 23.0% | ||||||||||||||||
Vermont | 10.1% | 74.0% | 13.9% | 1.88% | 4.97% | 95.0% | ||||||||||||||||
Wyoming | 68.1% | 11.4% | 4.28% | 48.7% | 16.7% | 16.6% | 10.4% | 7.61% | ||||||||||||||
Montana | 42.5% | 57.3% | 1.84% | 16.7% | 6.56% | 12.0% | 2.35% | |||||||||||||||
North Dakota | 60.5% | 39.5% | 5.40% | 24.2% | 48.6% | 17.6% | ||||||||||||||||
Kentucky | 100% | 100% | ||||||||||||||||||||
Saskatchewan | 0.267% | 0.717% | 31.5% | 16.7% | 3.54% | |||||||||||||||||
Mississippi | 6.06% | 52.9% | 41.0% | 53.6% | 46.4% | |||||||||||||||||
West Virginia | 8.28% | 91.7% | 90.8% | 9.25% | ||||||||||||||||||
Nebraska | 24.2% | 71.8% | 3.54% | 2.93% | 89.3% | 7.74% | ||||||||||||||||
Missouri | 100% | 97.2% | 2.76% | |||||||||||||||||||
Hawaii | 0.113% | 0.444% | 32.9% | 60.0% | ||||||||||||||||||
Oregon | 1.12% | 61.6% | 8.66% | 0.565% | 3.81% | 5.52% | 5.86% | 3.52% | 49.6% | 23.8% | ||||||||||||
New Mexico | 16.8% | 64.8% | 18.4% | 7.94% | 33.3% | 53.7% | ||||||||||||||||
Kansas | 4.32% | 55.5% | 96.1% | 3.88% | ||||||||||||||||||
Wisconsin | 45.3% | 54.2% | 0.368% | 53.9% | 28.7% | 12.9% | 3.74% | |||||||||||||||
South Carolina | 60.2% | 39.7% | 85.1% | 14.9% | ||||||||||||||||||
Michigan | 69.8% | 1.83% | 31.7% | 16.4% | 14.6% | 8.66% | ||||||||||||||||
Alberta | 22.8% | 73.1% | 3.13% | |||||||||||||||||||
Pennsylvania | 1.31% | 43.1% | 55.6% | 7.74% | 34.9% | 57.3% | ||||||||||||||||
Colorado | 5.22% | 54.1% | 11.9% | 3.60% | 3.18% | 32.7% | 15.2% | 10.5% | 30.1% | 8.34% | ||||||||||||
Nevada | 26.4% | 33.2% | 40.2% | 1.83% | 39.4% | 47.0% | 11.8% | |||||||||||||||
Manitoba | 2.65% | 4.40% | 2.91% | 25.0% | 48.7% | 10.4% | ||||||||||||||||
Oklahoma | 49.7% | 50.3% | 64.4% | 35.6% | ||||||||||||||||||
Tennessee | 4.73% | 95.3% | 100% | |||||||||||||||||||
Ontario | 2.58% | 3.28% | 0.872% | 19.2% | 2.31% | 2.14% | 0.326% | 0.285% | ||||||||||||||
Arkansas | 100% | 15.7% | 84.3% | |||||||||||||||||||
South Dakota | 75.1% | 24.9% | 2.09% | 52.0% | 45.9% | |||||||||||||||||
Ohio | 2.15% | 97.8% | 23.4% | 76.6% | ||||||||||||||||||
Indiana | 20.1% | 79.9% | 100% | |||||||||||||||||||
Minnesota | 29.8% | 70.1% | 13.4% | 3.05% | 20.4% | 21.8% | 9.11% | |||||||||||||||
Iowa | 100% | 5.30% | 6.65% | 14.4% | 73.6% | |||||||||||||||||
Illinois | 2.58% | 97.4% | 1.50% | 98.5% | ||||||||||||||||||
Alaska | 6.63% | 1.78% | 25.5% | 0.226% | 5.17% | 1.23% | ||||||||||||||||
Northwest Territories | 10.4% | 11.3% | 1.93% | 1.61% | 13.9% | 14.4% | 4.36% | 8.69% | 0.420% | |||||||||||||
Florida | 99.1% | 0.168% | 52.7% | 47.1% | 1.79% | |||||||||||||||||
Rhode Island | 95.0% | 100% | 5.84% | |||||||||||||||||||
Washington | 19.6% | 39.1% | 1.25% | 1.04% | 10.6% | 19.8% | 20.2% | 12.1% | 35.6% | 0.648% | 0.997% | |||||||||||
Nunavut | 41.3% | 36.7% | 7.71% | 1.80% | 1.53% | 0.139% | 1.49% | |||||||||||||||
Maine | 13.8% | 77.4% | 6.92% | 5.45% | 71.9% | 0.686% | ||||||||||||||||
Nova Scotia | 8.11% | 10.6% | 36.1% | 17.3% | 27.8% | 3.29% | ||||||||||||||||
Virginia | 3.18% | 73.0% | 20.6% | 0.585% | 33.4% | 66.0% | 0.705% | |||||||||||||||
Delaware | 4.13% | 5.64% | 1.09% | 21.6% | 74.1% | 3.24% | 2.06% | |||||||||||||||
Prince Edward Island | 2.52% | 8.96% | 20.3% | 68.2% | 12.7% | |||||||||||||||||
Texas | 11.8% | 30.6% | 38.0% | 18.7% | 1.17% | 8.70% | 65.9% | 24.2% | 0.261% | |||||||||||||
Louisiana | 1.80% | 60.8% | 7.42% | 100% | 1.29% | |||||||||||||||||
North Carolina | 27.9% | 56.8% | 14.7% | 100% | 0.611% | |||||||||||||||||
New Brunswick | 0.276% | 0.234% | 58.0% | 0.785% | ||||||||||||||||||
Alabama | 21.0% | 59.7% | 19.2% | 41.8% | 58.2% | 0.101% | ||||||||||||||||
British Columbia | 1.64% | 6.95% | 12.6% | 20.1% | 4.57% | 5.28% | 0.164% | 6.19% | 1.05% | |||||||||||||
Newfoundland and Labrador | 5.05% | 7.84% | 8.94% | 30.5% | 12.3% | 3.57% | 0.308% | 2.04% | ||||||||||||||
New Jersey | 72.0% | 27.2% | 9.73% | 90.3% | 2.40% | |||||||||||||||||
Connecticut | 67.7% | 32.3% | 77.5% | 20.8% | 1.09% | 0.150% | ||||||||||||||||
Massachusetts | 51.1% | 46.3% | 2.27% | 79.0% | 18.5% | 4.75% | ||||||||||||||||
Georgia | 58.3% | 41.5% | 48.4% | 51.6% | 0.232% | |||||||||||||||||
New York | 2.70% | 83.9% | 11.4% | 16.1% | 65.1% | 18.0% | 0.137% | 0.761% | ||||||||||||||
Maryland | 21.9% | 1.21% | 9.55% | 2.23% | 17.7% | 58.3% | 21.7% | 2.12% | ||||||||||||||
Québec | 11.0% | 4.90% | 11.5% | 3.83% | 3.39% | 3.67% | 19.7% | 17.8% | 0.183% | 0.215% | ||||||||||||
California | 15.0% | 69.7% | 9.11% | 2.29% | 10.6% | 16.3% | 5.69% | 2.96% | 35.4% | 15.6% | 1.52% | 0.133% | ||||||||||
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