Hail in Denver since 2016
The Storm Prediction Center logged 805 hail reports in Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and Jefferson counties from January 1, 2016 to September 27, 2026, on 124 different days. The largest was 3.00 inches, at Centennial on June 19, 2018. The busiest day was May 30, 2024, with 78 reports.
Hail reports by year
2023 had the most reports (191). The 2026 count runs through September 27, 2026. Report counts rise and fall with how many people were watching and reporting, not only with how much hail fell.
Which months bring hail to Denver
June, May and July account for 86% of the reports.
How big the hail was
| Reported size | For scale, the NWS compares it to | Reports | Share |
|---|---|---|---|
| 1.00 to 1.74 in | quarter, half dollar, ping pong ball | 649 | 80.6% |
| 1.75 to 2.49 in | golf ball, hen egg | 128 | 15.9% |
| 2.50 to 3.99 in | tennis ball, baseball, teacup | 28 | 3.5% |
| 4.00 in and up | softball or larger | 0 | 0.0% |
The largest hail reported
| Date | Size | Place | NWS comment |
|---|---|---|---|
| June 18, 2018 7:31 pm MDT | 3.00 in | Superior, Boulder Co. | (BOU) |
| June 19, 2018 1:25 pm MDT | 3.00 in | Centennial, Arapahoe Co. | (BOU) |
| June 13, 2016 4:56 pm MDT | 2.75 in | 7 N Deer Trail, Arapahoe Co. | (BOU) |
| May 8, 2017 3:05 pm MDT | 2.75 in | Wheat Ridge, Jefferson Co. | LUTHERAN HOSPITAL (BOU) |
| June 18, 2018 9:05 pm MDT | 2.75 in | 1 W Brighton, Adams Co. | REPORT VIA TWITTER. (BOU) |
| June 19, 2018 1:30 pm MDT | 2.75 in | Greenwood Village, Arapahoe Co. | (BOU) |
| June 19, 2018 2:06 pm MDT | 2.75 in | 2 SSW Arapahoe Park, Arapahoe Co. | (BOU) |
| May 10, 2023 4:47 pm MDT | 2.75 in | 1 N Strasburg, Adams Co. | (BOU) |
| May 30, 2024 10:19 pm MDT | 2.75 in | 3 SE Commerce City, Denver Co. | Northfield and Central Park. (BOU) |
| May 7, 2016 2:10 pm MDT | 2.50 in | 1 NW Strasburg, Adams Co. | (BOU) |
The days with the most hail reports
| Date | Reports | Largest | Counties with reports |
|---|---|---|---|
| May 30, 2024 | 78 | 2.75 in | Adams, Arapahoe, Boulder, Broomfield, Denver and Jefferson |
| June 18, 2018 | 40 | 3.00 in | Adams, Boulder, Broomfield and Jefferson |
| July 5, 2019 | 39 | 2.50 in | Adams, Arapahoe, Boulder, Denver and Jefferson |
| June 22, 2023 | 36 | 2.50 in | Arapahoe, Denver, Douglas and Jefferson |
| May 10, 2023 | 34 | 2.75 in | Adams, Arapahoe, Denver and Douglas |
| May 8, 2017 | 31 | 2.75 in | Adams, Arapahoe, Denver and Jefferson |
| June 19, 2018 | 28 | 3.00 in | Arapahoe, Boulder, Denver, Douglas and Jefferson |
| June 21, 2023 | 28 | 2.00 in | Adams, Boulder, Denver, Douglas and Jefferson |
| June 29, 2023 | 27 | 2.00 in | Adams, Arapahoe, Denver and Jefferson |
| June 1, 2026 | 26 | 2.00 in | Adams, Arapahoe, Denver and Douglas |
Storm dates in Denver with their own page
Every local date since January 1, 2021 with 5 or more spotter hail reports in the metro. Each page lists the reports and what radar recorded.
2026
- June 1, 2026 26 reports, up to 2.00 in
- June 8, 2026 18 reports, up to 1.75 in
- August 13, 2026 7 reports, up to 1.75 in
- August 22, 2026 5 reports, up to 1.50 in
- August 26, 2026 11 reports, up to 1.25 in
2025
- June 17, 2025 13 reports, up to 1.50 in
2024
- May 30, 2024 78 reports, up to 2.75 in
- June 9, 2024 9 reports, up to 1.75 in
2023
- May 9, 2023 10 reports, up to 2.00 in
- May 10, 2023 34 reports, up to 2.75 in
- May 26, 2023 9 reports, up to 1.50 in
- June 21, 2023 28 reports, up to 2.00 in
- June 22, 2023 36 reports, up to 2.50 in
- June 29, 2023 27 reports, up to 2.00 in
- July 8, 2023 17 reports, up to 1.75 in
2021
- June 13, 2021 19 reports, up to 1.75 in
- August 19, 2021 22 reports, up to 2.00 in
Check your own address in Denver
Enter the address and the date of the storm. The free check counts NOAA radar hail signatures within 1, 3 and 5 miles and finds the nearest spotter report.
Counts are Storm Prediction Center hail reports from January 1, 2016 to September 27, 2026 whose coordinates fall inside Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and Jefferson counties. The daily logs are preliminary, and a storm nobody reported is missing from them. Radar signatures, which do not depend on anyone watching, appear on each storm-date page and in the address report. How these pages are built.