Hail history for Penobscot County, ME

Penobscot County has 113 recorded hail events in the NOAA Storm Events Database — 76 of them 1″ or larger and 4 at 2″ or larger. The largest on record: 3.0″ (tea cup) on June 19, 1995.

Records 1950–present Data through April 2026 Peak month July

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 113 since 1958

1″ or larger 76 NWS severe threshold

2″ or larger 4 hen egg class and up

Largest recorded 3.0″ tea cup · June 19, 1995

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 Penobscot County

Recorded events by month, 1950–present. The amber bar marks Penobscot County's peak: July.

Most recent recorded events

Latest 8 of 113 recorded events · data through April 2026
Date	Size	Comparable to
July 9, 2024	1.0″	Quarter
July 9, 2024	1.0″	Quarter
June 14, 2024	1.0″	Quarter
June 14, 2024	1.25″	Half dollar
June 5, 2024	1.0″	Quarter
June 5, 2024	1.25″	Half dollar
June 5, 2024	1.75″	Golf ball
June 5, 2024	1.75″	Golf ball

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

From the storm reports

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

June 14, 2024 · 1.25″ (half dollar)

Hail up to 1.25 inches in diameter occurred.

June 19, 1995 · 3.0″ (tea cup)

A severe thunderstorm, likely mesocyclonic, produced damaging winds and golf ball- to baseball-size hail. Several residences, outbuildings, and vehicles received substantial damage. Many trees were blown over. One resident on Bottle Lake reported five foot waves on the small body of water.

June 18, 1994 · 2.0″ (hen egg)

A severe thunderstorm downed trees in Howland and Enfield. Silver dollar-size hail was reported in Enfield.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
2	4	1	7	16	34	33	16

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 Penobscot County

Has it ever hailed in Penobscot County?

Yes — 113 hail events have been recorded for Penobscot County, ME in the NOAA Storm Events Database since 1958, including 76 of 1″ (quarter size) or larger.

When did it last hail in Penobscot County?

The most recent recorded hail event for Penobscot County, ME is July 9, 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 Penobscot County?

3.0″ (tea cup), recorded on June 19, 1995. Hail that size is destructive-class and typically damages roofs, vehicles, and siding. 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 Maine hail history

All 16 Maine 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.