Hail history for San Juan County, NM

San Juan County has 27 recorded hail events in the NOAA Storm Events Database — 15 of them 1″ or larger. The largest on record: 1.75″ (golf ball) on June 21, 2024.

Records 1950–present Data through April 2026 Peak month June

Core sample · every recorded event, 1955–2026

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.

Recorded events 27 since 1965

1″ or larger 15 NWS severe threshold

2″ or larger 0 hen egg class and up

Largest recorded 1.75″ golf ball · June 21, 2024

Read the record honestly: Storm Events contains what was reported to the National Weather Service. Sparse or rural counties under-report, and coverage improved sharply after the mid-1990s — a quiet-looking stretch is not proof nothing fell.

When it hails in San Juan County

Recorded events by month, 1950–present. The amber bar marks San Juan County's peak: June.

Most recent recorded events

Latest 8 of 27 recorded events · data through April 2026
Date	Size	Comparable to
June 3, 2025	1.0″	Quarter
June 21, 2024	1.75″	Golf ball
June 3, 2018	0.88″	Nickel
June 3, 2018	0.88″	Nickel
May 9, 2017	1.0″	Quarter
May 9, 2017	1.0″	Quarter
June 11, 2015	1.75″	Golf ball
June 11, 2015	1.25″	Half dollar

Looking for a specific storm? Use the did-it-hail date lookup for San Juan County.

From the storm reports

Narratives as filed with the NOAA Storm Events Database (public records; lightly trimmed for length).

June 3, 2025 · 1.0″ (quarter)

A trained spotter in northeast Farmington observed quarter size hail from a severe thunderstorm.

June 21, 2024 · 1.75″ (golf ball)

Quarter to golf ball size hail reported just southwest of Bloomfield.

June 11, 2015 · 1.75″ (golf ball)

Photo from emergency manager showed ping pong ball size hail.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
0	2	0	1	4	5	13	2

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 San Juan County

Has it ever hailed in San Juan County?

Yes — 27 hail events have been recorded for San Juan County, NM in the NOAA Storm Events Database since 1965, including 15 of 1″ (quarter size) or larger.

When did it last hail in San Juan County?

The most recent recorded hail event for San Juan County, NM is June 3, 2025, 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 San Juan County?

1.75″ (golf ball), recorded on June 21, 2024. 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 New Mexico hail history

All 33 New Mexico counties, ranked by recorded hail →

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.