Months › September
September
Recorded events with September start dates, all years 1950 to 2026, 50 states and DC.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders. Storm records through 30 Jun 2026.
Hazard mix in September
| Hazard | September events | Share of that hazard's year |
|---|---|---|
| Wind | 29,632 | 4.2% |
| Hail | 17,122 | 4.0% |
| Flood | 16,440 | 9.0% |
| Drought | 8,996 | 10.5% |
| Other | 4,803 | 10.5% |
| Tropical | 4,492 | 40.4% |
| Tornado | 3,869 | 4.8% |
| Heat | 2,328 | 4.1% |
| Lightning | 1,170 | 6.5% |
| Wildfire | 1,067 | 11.2% |
| Fog | 853 | 4.6% |
| Cold | 788 | 1.5% |
| Winter | 520 | 0.2% |
States in September
| State | September events | Leading hazard |
|---|---|---|
| Texas | 7,930 | Wind |
| Kansas | 4,854 | Hail |
| Oklahoma | 3,794 | Hail |
| Virginia | 3,636 | Flood |
| Georgia | 3,552 | Tropical |
| Iowa | 3,472 | Wind |
| Florida | 3,322 | Tropical |
| North Carolina | 3,312 | Flood |
| Missouri | 3,291 | Wind |
| Pennsylvania | 2,878 | Wind |
| Minnesota | 2,742 | Hail |
| New York | 2,699 | Wind |
| Wisconsin | 2,630 | Wind |
| Nebraska | 2,509 | Hail |
| Illinois | 2,360 | Wind |
| Arizona | 2,127 | Flood |
| California | 2,048 | Flood |
| Colorado | 1,985 | Hail |
| South Dakota | 1,946 | Hail |
| Arkansas | 1,882 | Wind |
| Ohio | 1,830 | Wind |
| South Carolina | 1,712 | Wind |
| Michigan | 1,669 | Wind |
| Kentucky | 1,662 | Wind |
| Louisiana | 1,562 | Tropical |
| Alabama | 1,508 | Wind |
| Indiana | 1,492 | Wind |
| Maryland | 1,463 | Flood |
| New Mexico | 1,449 | Drought |
| New Jersey | 1,397 | Wind |
| Tennessee | 1,356 | Wind |
| Mississippi | 1,341 | Wind |
| West Virginia | 1,128 | Wind |
| North Dakota | 1,070 | Hail |
| Montana | 930 | Wind |
| Massachusetts | 887 | Wind |
| Utah | 862 | Wind |
| Wyoming | 639 | Wind |
| Maine | 573 | Wind |
| Oregon | 567 | Wildfire |
| Idaho | 524 | Wind |
| Nevada | 511 | Wind |
| Hawaii | 473 | Other |
| Connecticut | 465 | Flood |
| Alaska | 391 | Wind |
| Delaware | 389 | Other |
| Washington | 382 | Wind |
| New Hampshire | 355 | Wind |
| Vermont | 271 | Wind |
| Rhode Island | 165 | Flood |
| District of Columbia | 88 | Flood |
Questions and answers
What kind of severe weather is most common in September?
Wind, with 29,632 of the 92,080 events NCEI has recorded in Septembers since 1950; hail follows with 17,122.
Which states record the most events in September?
Texas (7,930), Kansas (4,854), Oklahoma (3,794), Virginia (3,636), Georgia (3,552). Larger states and states with denser reporting record more events.
What share of the year's events fall in September?
4.7% of all recorded events since 1950 occurred in September.
Source: NOAA NCEI Storm Events Database through 30 Jun 2026, events by month of the recorded start date. Built 30 Sep 2026.