Hail history for Sumner County, Kansas
Every NOAA hail report filed in Sumner County since 1956, with preliminary National Weather Service reports to November 3, 2026.
Readout · Sumner County
- Last hail
- Jul 9, 2026
- 1.00 in, quarter size
- Hail days, last 5 years
- 20
- since Nov 3, 2021 · 46 reports
- Largest ever
- 4.50 in
- softball · May 5, 1986
566 reports on 250 days since 1956 · #11 of 106 Kansas counties
Hail map · Sumner County
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
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What the record says about Sumner County
The latest hail report in Sumner County is from July 9, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 20 separate hail days; the biggest stones in that time were 3.50 in on April 23, 2026.
Over the 20 years 2006–2025, Sumner County logged 198 reports on 97 hail days, about 9.9 reports a year. That is 15% more than the median Kansas county (8.6 a year) and ranks #11 of 106 Kansas counties for all-time reports. Sumner County holds 1% of all 40,345 hail reports in Kansas.
7% of reports with a size were 2 inches (hen egg) or larger, against 8% for the median Kansas county. The largest hail on record here is 4.50 in (softball) on May 5, 1986.
Reports were down 51% in 2016–2025 (65) compared with 2006–2015 (133). The busiest year was 2001, with 50 reports on 12 days. Hail here peaks in May (31% of reports); 76% fall between April and June.
Reports a year 2006–2025 average
- Sumner County 9.9
- Median Kansas county 8.6
Hail days 2006–2025
- Sumner County 97
- Median Kansas county 80
Share 2 in or larger of sized reports
- Sumner County 7%
- Median Kansas county 8%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 2 | 7 | 5 | 3 | 5 | 22 | |||||||
| 2025 | 5 | 2 | 7 | ||||||||||
| 2024 | 1 | 2 | 1 | 4 | |||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 2 | 1 | 9 | 1 | 13 | ||||||||
| 2021 | 1 | 1 | |||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 1 | 2 | 1 | 1 | 5 | ||||||||
| 2018 | 5 | 1 | 6 | ||||||||||
| 2017 | 4 | 4 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Jul 9, 2026 | 2 | 1.75 in | — |
| Jul 4, 2026 | 3 | 2.25 in | — |
| Jun 18, 2026 | 3 | 1.75 in | — |
| May 18, 2026 | 5 | 1.75 in | — |
| Apr 23, 2026 | 4 | 3.50 in | — |
| Apr 17, 2026 | 3 | 1.25 in | — |
| Mar 10, 2026 | 2 | 1.00 in | — |
| Jul 18, 2025 | 1 | 1.75 in | — |
| Jul 11, 2025 | 1 | 1.00 in | — |
| Jun 17, 2025 | 4 | 2.75 in | — |
| Jun 8, 2025 | 1 | 1.00 in | — |
| Aug 15, 2024 | 1 | 1.00 in | — |
| May 15, 2024 | 2 | 2.00 in | — |
| Apr 30, 2024 | 1 | 1.00 in | — |
| Jun 25, 2022 | 1 | 1.00 in | — |
| May 31, 2022 | 5 | 2.50 in | — |
| May 13, 2022 | 1 | 1.00 in | — |
| May 2, 2022 | 3 | 1.25 in | — |
| Apr 29, 2022 | 1 | 0.88 in | — |
| Mar 29, 2022 | 2 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | Time · source |
|---|---|---|---|
| May 5, 1986 | 4.50 insoftball | — | 21:35 local · NCEI |
| May 24, 1998 | 4.00 ingrapefruit | Oxford | 19:47 local · NCEI |
| Apr 23, 2026 | 3.50 inteacup | 4.1 NNW Corbin | 16:50 local · NCEI |
| Jun 2, 1971 | 3.50 inteacup | — | 15:30 local · NCEI |
| Jun 17, 2025 | 2.75 inbaseball | 4.69 NNW Mayfield | 16:34 local · NCEI |
Sizes filed before 1996 are often rough estimates (round numbers like 7.00 or 8.00 in) without an exact spot; they are shown as NOAA filed them.
Size of every report
- Under 1 in 170 30%
- 1–2 in 355 63%
- 2 in + 40 7%
- No size 1
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Jul 9, 2026 | 1.00 inquarter | 2.83 WSW Belle Plaine | 18:32 local · NCEI |
| Jul 9, 2026 | 1.75 ingolf ball | 1.65 W Belle Plaine | 18:30 local · NCEI |
| Jul 4, 2026 | 1.50 inping pong ball | 0.55 W Caldwell | 16:32 local · NCEI |
| Jul 4, 2026 | 1.00 inquarter | 0.88 SE Perth | 16:20 local · NCEI |
| Jul 4, 2026 | 2.25 inhen egg | 2.2 E Argonia | 15:30 local · NCEI |
| Jun 18, 2026 | 1.25 inhalf dollar | 3.37 WSW Belle Plaine | 17:29 local · NCEI |
| Jun 18, 2026 | 1.75 ingolf ball | 2.83 WSW Belle Plaine | 17:26 local · NCEI |
| Jun 18, 2026 | 1.00 inquarter | 4.18 N Conway Spgs | 16:29 local · NCEI |
| May 18, 2026 | 1.00 inquarter | 4.3 SE Wellington Arpt | 22:06 local · NCEI |
| May 18, 2026 | 1.00 inquarter | Wellington | 22:02 local · NCEI |
| May 18, 2026 | 1.50 inping pong ball | 2.75 E Mayfield | 21:57 local · NCEI |
| May 18, 2026 | 1.75 ingolf ball | 5.31 NNE Milan | 21:37 local · NCEI |
Cities and towns in Sumner County
| Place | Reports | Largest |
|---|---|---|
| Wellington | 77 | 2.50 in |
| Conway Springs | 46 | 2.75 in |
| Caldwell | 43 | 2.75 in |
| Oxford | 41 | 4.50 in |
| Geuda Springs | 35 | 2.75 in |
| Argonia | 29 | 2.75 in |
| Mayfield | 29 | 1.75 in |
| Milton | 27 | 2.75 in |
| Belle Plaine | 24 | 2.75 in |
| South Haven | 18 | 2.75 in |
| Milan | 12 | 2.50 in |
Smaller places with fewer than 10 reports
These places have too few reports for a page of their own, so their record lives here.
| Place | Reports | Hail days | Latest |
|---|---|---|---|
| Hunnewell | 3 | 3 | Oct 4, 2016 |
Questions about hail in Sumner County
How often does it hail in Sumner County, Kansas?
566 hail reports have been logged in Sumner County since 1956. Over the 20 years 2006–2025 that averages 9.9 reports a year. That ranks #11 of 106 Kansas counties by number of reports.
When is hail season in Sumner County?
Most reports come in May, April, June. May alone accounts for 31% of all reports.
What is the largest hail recorded in Sumner County?
4.50 in (softball size) on May 5, 1986. 7% of reports here were 2 inches or larger.
When did it last hail in Sumner County?
The most recent report in this data is from July 9, 2026 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Sumner County had in the last five years?
20 separate days with hail reports since November 3, 2021, adding up to 46 reports. The most recent was July 9, 2026.
Where does this hail data come from?
Hail reports come from the NOAA NCEI Storm Events Database, which the National Weather Service compiles from spotter, public, law enforcement and media reports. Recent days use preliminary NWS Local Storm Reports via the Iowa Environmental Mesonet until NOAA publishes final data. Only reported hail is counted, so areas with fewer people tend to have fewer reports.