Hail history in Longmont, Colorado
Since 2015, hail was reported within 5 miles of Longmont on 15 days. The largest was 1.75" (golf ball) on May 9, 2023. The most recent hail report was on July 20, 2024.
10 largest hail days
Open a date to see the map and every report from that storm.
- May 9, 2023
3 reports within 5 miles of Longmont1.75" (golf ball) - September 11, 2019
6 reports within 5 miles of Longmont1.5" (ping pong ball) - May 26, 2023
2 reports within 5 miles of Longmont1.25" (half dollar) - July 5, 2019
3 reports within 5 miles of Longmont1.25" (half dollar) - August 14, 2018
5 reports within 5 miles of Longmont1.25" (half dollar) - June 19, 2018
2 reports within 5 miles of Longmont1.25" (half dollar) - May 22, 2018
5 reports within 5 miles of Longmont1.25" (half dollar) - June 4, 2015
2 reports within 5 miles of Longmont1.25" (half dollar) - July 31, 2020
1 report within 5 miles of Longmont1" (quarter) - September 10, 2019
2 reports within 5 miles of Longmont1" (quarter)
Hail days by year
Each number is a day when hail was reported within 5 miles of Longmont.
- 20151 day
- 20160 days
- 20170 days
- 20184 days
- 20195 days
- 20202 days
- 20210 days
- 20220 days
- 20232 days
- 20241 day
- 20250 days
- 20260 days
When hail is most common
Hail is most common in May (4 hail days), June (4 hail days) and July (3 hail days).
- January0 days
- February0 days
- March0 days
- April0 days
- May4 days
- June4 days
- July3 days
- August2 days
- September2 days
- October0 days
- November0 days
- December0 days
Where hail was reported
Under 1"1" to 1.74"1.75" (golf ball) and up
Reports show where people observed hail, not what fell on a particular roof. This is general information, not insurance, legal or roofing advice.