HailHistory › Hail by county › California › Los Angeles County
California · county FIPS 06037
Hail history for Los Angeles County, CA
Los Angeles County has 30 recorded hail events in the NOAA Storm Events Database — 20 of them 1″ or larger. The largest on record: 1.75″ (golf ball) on October 15, 2015.
Mark size = measured hail diameter; slivers are events with no recorded size. Amber ≥2″, red ≥2.75″ (baseball class). Denser recent decades partly reflect better reporting, not only more storms.
When it hails in Los Angeles County
Recorded events by month, 1950–present. The amber bar marks Los Angeles County's peak: March.
Most recent recorded events
| Date | Size | Comparable to |
|---|---|---|
| 1.0″ | Quarter | |
| 0.88″ | Nickel | |
| 1.0″ | Quarter | |
| 1.0″ | Quarter | |
| 1.0″ | Quarter | |
| 1.0″ | Quarter | |
| 1.0″ | Quarter | |
| 1.0″ | Quarter |
Looking for a specific storm? Use the did-it-hail date lookup for Los Angeles County.
From the storm reports
Narratives as filed with the NOAA Storm Events Database (public records; lightly trimmed for length).
· 0.88″ (nickel)
A strong thunderstorm generate hail with a diameter of 0.88 inches in the city of Alhambra.
· 1.75″ (golf ball)
Weather spotter in Leona Valley reported golf ball-size hail.
· 1.5″ (ping-pong ball)
A severe thunderstorm moved across the community of Walnut. A trained weather spotter reported 1.50 inch hail from this storm.
Events by decade
| 1950s | 1960s | 1970s | 1980s | 1990s | 2000s | 2010s | 2020s |
|---|---|---|---|---|---|---|---|
| 1 | 0 | 2 | 3 | 2 | 10 | 7 | 5 |
The climb across decades is largely a reporting story: spotter networks, radar, and digital filing pulled far more storms into the record after the 1990s.
Questions about hail in Los Angeles County
Has it ever hailed in Los Angeles County?
Yes — 30 hail events have been recorded for Los Angeles County, CA in the NOAA Storm Events Database since 1959, including 20 of 1″ (quarter size) or larger.
When did it last hail in Los Angeles County?
The most recent recorded hail event for Los Angeles County, CA is March 24, 2024, with 1.0″ (quarter) hail. The database is currently updated through April 2026, so a storm from the last few weeks may not appear yet. To check a specific day, use the did-it-hail date lookup.
What is the largest hail ever recorded in Los Angeles County?
1.75″ (golf ball), recorded on October 15, 2015. Hail that size meets or exceeds the National Weather Service severe threshold. See how big that really is on the actual-size hail chart.
Does a recorded hail event mean my roof was damaged?
No. This page reports storm records, not damage. Hail size and damage vary block by block within a county, and only an inspection can establish what happened to a specific roof. If you suspect damage, talk to your insurer or a licensed roofer — they can pull the same NOAA records for your claim.
More California hail history
Source: NOAA/NCEI Storm Events Database, public domain, updated monthly by NCEI — this site's copy runs through April 2026. HailHistory reports records; it does not give insurance advice or assess damage.