Hail history · Colorado
Jefferson County, Colorado hail history
31 days with hail reports since 2010, most recently Jun 26, 2026. Largest hail: 2.75".
Hail days since 20103114 in the last 5 years
Largest hail2.75"baseball · May 8, 2017
Damaging wind reports20last Aug 30, 2026
By year
| Year | Hail days | Hail reports | Largest hail | Wind reports | Strongest gust |
|---|---|---|---|---|---|
| 2026 (preliminary) | 3 | 7 | 1.75" | 3 | 70 mph |
| 2025 | 2 | 6 | 1.50" | 2 | 64 mph |
| 2024 | 2 | 4 | 1.25" | 0 | – |
| 2023 | 6 | 44 | 2.50" | 0 | – |
| 2022 | 1 | 1 | 1.25" | 1 | 66 mph |
| 2021 | 2 | 12 | 2.00" | 0 | – |
| 2020 | 1 | 2 | 1.25" | 10 | 78 mph |
| 2019 | 4 | 15 | 1.50" | 0 | – |
| 2018 | 6 | 14 | 2.00" | 4 | 62 mph |
| 2017 | 1 | 17 | 2.75" | 0 | – |
| 2016 | 3 | 10 | 1.75" | 0 | – |
| 2015 | 0 | 0 | – | 0 | – |
| 2014 | 0 | 0 | – | 0 | – |
| 2013 | 0 | 0 | – | 0 | – |
| 2012 | 0 | 0 | – | 0 | – |
| 2011 | 0 | 0 | – | 0 | – |
| 2010 | 0 | 0 | – | 0 | – |
Largest hail reports
| Size | About the size of a | Date |
|---|---|---|
| 2.75" | baseball | May 8, 2017 |
| 2.50" | tennis ball | May 8, 2017 |
| 2.50" | tennis ball | Jun 22, 2023 |
| 2.50" | tennis ball | Jun 22, 2023 |
| 2.00" | hen egg | May 8, 2017 |
| 2.00" | hen egg | May 8, 2017 |
| 2.00" | hen egg | May 8, 2017 |
| 2.00" | hen egg | May 8, 2017 |
| 2.00" | hen egg | Jun 18, 2018 |
| 2.00" | hen egg | Aug 19, 2021 |
Check a specific address
County totals hide big differences between neighborhoods. See every report within 1 to 10 miles of a home.
Source: NOAA Storm Prediction Center storm reports (final Storm Data through Dec 28, 2025; preliminary reports through Oct 9, 2026). Hail 1 inch or larger and damaging wind (58 mph or more, or reported damage). Counts are reports, not damage claims; many storms go unreported. Dates are CST. About the data