The most recent reported hail day was 2026-04-17, 105 days ago. Franklin County is hit in most years, and usually several times over. The largest stone on record here is 2.75 inches, a baseball and 2.8 times the National Weather Service's 1 inch severe criterion, reported on 2026-04-13 near Ottawa.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Kansas. Radar-indicated, not a guarantee of damage.
The last hail here fell on 2026-04-17, around Wellsville. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Franklin County addresses inside a hail swath above your size threshold into a door-knock list you can export, scoped to your approved markets.
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See call-center options ->NOAA's Storm Prediction Center has logged 36 separate hail days here since 2010 -- 2.1 a year over 17 years of record. Those days carry 74 separate reports between them, two or three on a typical one. Exactly one year since 2010 passed with no reported hail day at all. The busiest single year was 2011, with 5 hail days. The last five years track the long-run rate, with 8 days since 2022.
6 of the 36 days reached 2 inches or more -- 17%, or about one hail day in 6, the last on 2026-04-13. They land in the same month as everything else, April. 11 of the 36 days reached golf-ball size, 1.75 inches or bigger.
Across the whole of Kansas, see the Kansas hail map and history.
Reports cluster nearest Ottawa -- 15 of the county's 36 hail days -- then Princeton (7), Centropolis (6), Rantoul (5) and Wellsville (5). That one town is named on 42% of them. Beyond those, NOAA names Richmond, Williamsburg, Pomona, Lane and Ssw Richmond on more than one hail day apiece.
| Place | Hail days since 2010 | Largest stone |
|---|---|---|
| 2 S Ottawa | 3 | 1.00″ |
| Richmond | 3 | 1.00″ |
| 1 N Ottawa | 2 | 2.75″ |
| 5 Nnw Ottawa | 2 | 2.00″ |
| Ottawa | 2 | 2.00″ |
The season runs April through August: 30 of the 36 hail days on record fall in those 5 months (83%). April is the single busiest month, with 12 of them (33%). That peak opens the window: the season starts at its worst and eases off from there. Hail has also been reported in February, March, September and December, outside that window. January, October and November are the only months that have never produced a reported hail day.
| Month | Hail days |
|---|---|
| February | 1 |
| March | 2 |
| April | 12 |
| May | 9 |
| June | 5 |
| July | 1 |
| August | 3 |
| September | 2 |
| December | 1 |
That day put 1 report on the map, the biggest 1 inch near Wellsville. 2 hail days have already been reported this year.
| Date | Max hail | Reports |
|---|---|---|
| 2026-04-17 | 1.00″ | 1 |
| 2026-04-13 | 2.75″ | 3 |
| 2025-04-23 | 2.00″ | 1 |
| 2025-04-16 | 1.00″ | 2 |
| 2024-06-28 | 1.25″ | 1 |
| 2023-09-23 | 2.00″ | 1 |
| 2023-07-14 | 1.00″ | 1 |
| 2023-04-19 | 1.00″ | 1 |
The colored swath is NOAA's MRMS radar estimate of the largest hail per ~1 km cell; the dots are SPC ground reports. Yellow is about an inch, red 1.5 to 2″, purple 2″ and up (hail size vs roof damage). On this county's worst day the reports reached 2.75 inches, which is the purple band. Look up a street address with the hail history by address tool.
The nearest counties with a page of their own: Miami County (24 hail days), Douglas County (30) and Anderson County (26). Franklin County takes more hail than any of them.
Miami County · Douglas County · Anderson County
Back to the Kansas hail map or the U.S. hail map.
Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Franklin County, Kansas only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.