Hail history for Johnson County, Kansas
Every NOAA hail report filed in Johnson County since 1959, with preliminary National Weather Service reports to November 3, 2026.
Readout · Johnson County
- Last hail
- Sep 15, 2026
- 1.75 in, golf ball size · preliminary
- Hail days, last 5 years
- 18
- since Nov 3, 2021 · 93 reports
- Largest ever
- 4.50 in
- softball · Aug 19, 1974
665 reports on 252 days since 1959 · #7 of 106 Kansas counties
Hail map · Johnson County
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
Roof damage after hail? Get a free inspection
Hail bruises shingles and cracks seals in ways you can't see from the ground, and most insurers set a claim deadline after the storm. The latest hail report in Johnson County is from September 15, 2026. A local roofer can check and document it at no cost.
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What the record says about Johnson County
The latest hail report in Johnson County is from September 15, 2026, 1.75 in (golf ball size). Since November 3, 2021 there have been 18 separate hail days; the biggest stones in that time were 3.50 in on March 13, 2024.
Over the 20 years 2006–2025, Johnson County logged 356 reports on 94 hail days, about 17.8 reports a year. That is about twice the median Kansas county (8.6 a year) and ranks #7 of 106 Kansas counties for all-time reports. Johnson County holds 2% of all 40,345 hail reports in Kansas.
6% 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 August 19, 1974.
Reports held about level in 2016–2025 (176) compared with 2006–2015 (180). The busiest year was 2008, with 42 reports on 9 days. Hail here peaks in May (25% of reports); 61% fall between April and June.
Reports a year 2006–2025 average
- Johnson County 17.8
- Median Kansas county 8.6
Hail days 2006–2025
- Johnson County 94
- Median Kansas county 80
Share 2 in or larger of sized reports
- Johnson County 6%
- Median Kansas county 8%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 26 | 5 | 2 | 6 | 39 | ||||||||
| 2025 | 12 | 6 | 18 | ||||||||||
| 2024 | 7 | 16 | 1 | 24 | |||||||||
| 2023 | 1 | 1 | 8 | 10 | |||||||||
| 2022 | 1 | 1 | |||||||||||
| 2021 | 3 | 5 | 3 | 9 | 6 | 1 | 27 | ||||||
| 2020 | 1 | 1 | |||||||||||
| 2019 | 9 | 7 | 16 | ||||||||||
| 2018 | 13 | 3 | 16 | ||||||||||
| 2017 | 13 | 10 | 1 | 1 | 25 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Sep 15, 2026 | 4 | 2.00 in | View |
| Sep 6, 2026 | 2 | 1.00 in | View |
| Aug 21, 2026 | 1 | 1.00 in | View |
| Aug 5, 2026 | 1 | 1.25 in | View |
| Apr 15, 2026 | 5 | 1.00 in | — |
| Mar 10, 2026 | 26 | 1.50 in | — |
| Sep 16, 2025 | 6 | 1.75 in | — |
| May 19, 2025 | 12 | 1.75 in | — |
| Jun 7, 2024 | 1 | 1.50 in | — |
| May 26, 2024 | 4 | 1.75 in | — |
| May 8, 2024 | 12 | 2.00 in | — |
| Mar 13, 2024 | 7 | 3.50 in | — |
| Sep 23, 2023 | 6 | 2.50 in | — |
| Sep 16, 2023 | 2 | 1.00 in | — |
| Jun 5, 2023 | 1 | 1.00 in | — |
| Apr 10, 2023 | 1 | 1.00 in | — |
| May 17, 2022 | 1 | 0.88 in | — |
| Dec 15, 2021 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | Damage | Time · source |
|---|---|---|---|---|
| Aug 19, 1974 | 4.50 insoftball | — | — | 06:30 local · NCEI |
| Mar 13, 2024 | 3.50 inteacup | 0.59 E Wilder | — | 18:53 local · NCEI |
| Jun 22, 2003 | 3.00 inteacup | Overland Park | $200K | 15:10 local · NCEI |
| May 18, 2017 | 2.85 inbaseball | 3.3 ESE Clearview Vlg | — | 19:30 local · NCEI |
| Mar 13, 2024 | 2.75 inbaseball | 0.87 NE Zarah | — | 18:56 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 201 30%
- 1–2 in 425 64%
- 2 in + 39 6%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Sep 15, 2026 | 1.75 ingolf ball | Edgerton | 23:08 UTC · NWS prelim. |
| Sep 15, 2026 | 2.00 inhen egg | Edgerton | 23:08 UTC · NWS prelim. |
| Sep 15, 2026 | 1.25 inhalf dollar | 1 SW Edgerton | 23:06 UTC · NWS prelim. |
| Sep 15, 2026 | 1.50 inping pong ball | 1 S Edgerton | 23:02 UTC · NWS prelim. |
| Sep 6, 2026 | 1.00 inquarter | 2 W Shawnee | 23:36 UTC · NWS prelim. |
| Sep 6, 2026 | 1.00 inquarter | 2 SE Bonner Springs | 23:33 UTC · NWS prelim. |
| Aug 21, 2026 | 1.00 inquarter | 2 NW Stanley | 22:49 UTC · NWS prelim. |
| Aug 5, 2026 | 1.25 inhalf dollar | 1 NE Stillwell | 04:55 UTC · NWS prelim. |
| Apr 15, 2026 | 1.00 inquarter | 1.61 W Stanley | 16:45 local · NCEI |
| Apr 15, 2026 | 1.00 inquarter | 1.61 W Stanley | 16:43 local · NCEI |
| Apr 15, 2026 | 1.00 inquarter | 1.75 NE Stanley | 16:41 local · NCEI |
| Apr 15, 2026 | 1.00 inquarter | 2.26 ESE Bonita | 16:34 local · NCEI |
Cities and towns in Johnson County
| Place | Reports | Largest |
|---|---|---|
| Olathe | 132 | 2.75 in |
| Overland Park | 126 | 2.75 in |
| Shawnee | 65 | 3.50 in |
| De Soto | 53 | 2.85 in |
| Lenexa | 48 | 2.50 in |
| Merriam | 47 | 2.75 in |
| Prairie Village | 41 | 3.00 in |
| Gardner | 31 | 2.50 in |
| Edgerton | 30 | 4.50 in |
| Spring Hill | 26 | 1.75 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 |
|---|---|---|---|
| Leawood | 9 | 9 | Mar 10, 2026 |
| Mission | 9 | 8 | May 19, 2025 |
| Fairway | 3 | 3 | Apr 8, 2013 |
| Lake Quivira | 1 | 1 | Jun 25, 2021 |
| Mission Hills | 1 | 1 | Jun 21, 2019 |
| Roeland Park | 1 | 1 | Jun 3, 2008 |
| Westwood | 1 | 1 | Jun 10, 2006 |
| Westwood Hills | 1 | 1 | May 19, 2025 |
Questions about hail in Johnson County
How often does it hail in Johnson County, Kansas?
665 hail reports have been logged in Johnson County since 1959. Over the 20 years 2006–2025 that averages 17.8 reports a year. That ranks #7 of 106 Kansas counties by number of reports.
When is hail season in Johnson County?
Most reports come in May, April, June. May alone accounts for 25% of all reports.
What is the largest hail recorded in Johnson County?
4.50 in (softball size) on August 19, 1974. 6% of reports here were 2 inches or larger.
When did it last hail in Johnson County?
The most recent report in this data is from September 15, 2026 (1.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Johnson County had in the last five years?
18 separate days with hail reports since November 3, 2021, adding up to 93 reports. The most recent was September 15, 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.