Hail history for Hartland, Wisconsin
NOAA hail reports in and within about 5 km (3 miles) of Hartland since 2006, with preliminary reports to November 3, 2026.
Readout · Hartland
- Last hail
- Apr 14, 2026
- 1.00 in, quarter size
- Hail days, last 5 years
- 3
- since Nov 3, 2021 · 3 reports
- Largest ever
- 2.00 in
- hen egg · May 11, 2011
10 reports on 8 days since 2006 · #247 of 271 Wisconsin places
Hail map · Hartland
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
Concerned about your roof after hail?
Send a request to Moxisync Labs for review. The latest hail report in Hartland is from April 14, 2026. We’re building local roofer coverage. Submitting a request does not guarantee a quote or book an inspection.
Phone line opening soon
What the record says about Hartland
The latest hail report in and around Hartland is from April 14, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 3 separate hail days; the biggest stones in that time were 1.00 in on April 14, 2026.
Over the 20 years 2006–2025, Hartland logged 9 reports on 7 hail days, about 0.5 reports a year. That is about the same as the median Wisconsin town on this site (0.5 a year) and ranks #247 of 271 Wisconsin cities and towns on this site for all-time reports. Hartland accounts for 4% of the 265 reports filed in Waukesha County.
10% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Wisconsin town on this site. The largest hail on record here is 2.00 in (hen egg) on May 11, 2011 near Hartland.
Reports were down 71% in 2016–2025 (2) compared with 2006–2015 (7). The busiest year was 2011, with 3 reports on 1 day. Hail here peaks in May (40% of reports); 60% fall between April and June.
Reports a year 2006–2025 average
- Hartland 0.5
- Waukesha County 8.9
- Median Wisconsin town on this site 0.5
Hail days 2006–2025
- Hartland 7
- Waukesha County 67
- Median Wisconsin town on this site 7
Share 2 in or larger of sized reports
- Hartland 10%
- Waukesha County 6%
- Median Wisconsin town on this site 6%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | 1 | |||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 1 | 1 | |||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 1 | 1 | |||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Apr 14, 2026 | 1 | 1.00 in | — |
| Jun 25, 2024 | 1 | 0.88 in | — |
| Sep 20, 2022 | 1 | 0.88 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| May 11, 2011 | 2.00 inhen egg | Hartland | Waukesha | 15:30 local · NCEI |
| Mar 22, 2007 | 1.75 ingolf ball | Hartland | Waukesha | 01:10 local · NCEI |
| May 11, 2011 | 1.25 inhalf dollar | Hartland | Waukesha | 15:44 local · NCEI |
| Apr 14, 2026 | 1.00 inquarter | Hartland | Waukesha | 17:16 local · NCEI |
| Aug 1, 2014 | 1.00 inquarter | 0.5 E Hartland | Waukesha | 16:45 local · NCEI |
Size of every report
- Under 1 in 2 20%
- 1–2 in 7 70%
- 2 in + 1 10%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Apr 14, 2026 | 1.00 inquarter | Hartland | Waukesha | 17:16 local · NCEI |
| Jun 25, 2024 | 0.88 innickel | 0.5 E Hartland | Waukesha | 04:55 local · NCEI |
| Sep 20, 2022 | 0.88 innickel | 0.86 NE Hartland | Waukesha | 13:53 local · NCEI |
| Aug 1, 2014 | 1.00 inquarter | 0.5 E Hartland | Waukesha | 16:45 local · NCEI |
| Aug 30, 2013 | 1.00 inquarter | 2.05 NE Hartland | Waukesha | 14:36 local · NCEI |
| May 11, 2011 | 1.25 inhalf dollar | Hartland | Waukesha | 15:44 local · NCEI |
| May 11, 2011 | 1.00 inquarter | 1 S Hartland | Waukesha | 15:37 local · NCEI |
| May 11, 2011 | 2.00 inhen egg | Hartland | Waukesha | 15:30 local · NCEI |
| Mar 22, 2007 | 1.75 ingolf ball | Hartland | Waukesha | 01:10 local · NCEI |
| May 17, 2006 | 1.00 inquarter | Hartland | Waukesha | 15:05 local · NCEI |
Hail history near Hartland
- Delafield 6 km · 10
- Oconomowoc 13 km · 38
- Waukesha 13 km · 26
- Summit 13 km · 17
- Richfield 17 km · 10
- Brookfield 18 km · 16
- Menomonee Falls 19 km · 16
- New Berlin 22 km · 16
Questions about hail in Hartland
How often does it hail in Hartland, Wisconsin?
10 hail reports have been logged in and within about 5 km (3 miles) of Hartland since 2006. Over the 20 years 2006–2025 that averages 0.5 reports a year. That ranks #247 of 271 Wisconsin places by number of reports.
When is hail season in Hartland?
Most reports come in May, August, March. May alone accounts for 40% of all reports.
What is the largest hail recorded in Hartland?
2.00 in (hen egg size) on May 11, 2011 near Hartland. 10% of reports here were 2 inches or larger.
When did it last hail in Hartland?
The most recent report in this data is from April 14, 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 Hartland had in the last five years?
3 separate days with hail reports since November 3, 2021, adding up to 3 reports. The most recent was April 14, 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.