Hail history for Penobscot County, Maine
Every NOAA hail report filed in Penobscot County since 1958, with preliminary National Weather Service reports to November 3, 2026.
Readout · Penobscot County
- Last hail
- Oct 8, 2026
- 0.25 in, pea size · preliminary
- Hail days, last 5 years
- 11
- since Nov 3, 2021 · 20 reports
- Largest ever
- 3.00 in
- teacup · Jun 19, 1995
118 reports on 69 days since 1958 · #4 of 17 Maine counties
Hail map · Penobscot County
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
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What the record says about Penobscot County
The latest hail report in Penobscot County is from October 8, 2026, 0.25 in (pea size). Since November 3, 2021 there have been 11 separate hail days; the biggest stones in that time were 1.75 in on June 5, 2024.
Over the 20 years 2006–2025, Penobscot County logged 74 reports on 36 hail days, about 3.7 reports a year. That is 90% more than the median Maine county (1.9 a year) and ranks #4 of 17 Maine counties for all-time reports. Penobscot County holds 10% of all 1,236 hail reports in Maine.
3% of reports with a size were 2 inches (hen egg) or larger, against 2% for the median Maine county. The largest hail on record here is 3.00 in (teacup) on June 19, 1995 near Springfield.
Reports were down 28% in 2016–2025 (31) compared with 2006–2015 (43). The busiest year was 2007, with 12 reports on 4 days. Hail here peaks in July (47% of reports); 30% fall between April and June.
Reports a year 2006–2025 average
- Penobscot County 3.7
- Median Maine county 1.9
Hail days 2006–2025
- Penobscot County 36
- Median Maine county 22
Share 2 in or larger of sized reports
- Penobscot County 3%
- Median Maine county 2%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | 4 | 5 | ||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 1 | 7 | 2 | 10 | |||||||||
| 2023 | 1 | 3 | 4 | ||||||||||
| 2022 | 1 | 1 | |||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 1 | 1 | |||||||||||
| 2019 | 8 | 8 | |||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 1 | 1 | 2 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Oct 8, 2026 | 2 | 0.25 in | View |
| Oct 5, 2026 | 2 | 0.25 in | View |
| Aug 13, 2026 | 1 | 0.50 in | View |
| Jul 9, 2024 | 2 | 1.00 in | — |
| Jun 14, 2024 | 2 | 1.25 in | — |
| Jun 5, 2024 | 5 | 1.75 in | — |
| May 23, 2024 | 1 | 1.00 in | — |
| Aug 13, 2023 | 2 | 1.50 in | — |
| Aug 5, 2023 | 1 | 0.75 in | — |
| Jul 5, 2023 | 1 | 0.88 in | — |
| May 22, 2022 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | Time · source |
|---|---|---|---|
| Jun 19, 1995 | 3.00 inteacup | Springfield | 17:30 local · NCEI |
| Jun 28, 1991 | 2.75 inbaseball | — | 18:00 local · NCEI |
| Jun 18, 1994 | 2.00 inhen egg | — | 15:20 local · NCEI |
| Jun 20, 1960 | 2.00 inhen egg | — | 15:30 local · NCEI |
| Jun 5, 2024 | 1.75 ingolf ball | 2.38 NW Prentiss | 17:53 local · NCEI |
Sizes filed before 1996 are often rough estimates (round numbers like 7.00 or 8.00 in) without an exact spot; they are shown as NOAA filed them.
Size of every report
- Under 1 in 42 36%
- 1–2 in 72 61%
- 2 in + 4 3%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Oct 8, 2026 | 0.25 inpea | 4 SSW Stetson | 19:18 UTC · NWS prelim. |
| Oct 8, 2026 | 0.25 inpea | 2 NNE Bangor | 19:16 UTC · NWS prelim. |
| Oct 5, 2026 | 0.25 inpea | 2 E Glenburn | 19:31 UTC · NWS prelim. |
| Oct 5, 2026 | 0.25 inpea | Dexter | 18:36 UTC · NWS prelim. |
| Aug 13, 2026 | 0.50 inmarble | 2 W Charleston | 21:16 UTC · NWS prelim. |
| Jul 9, 2024 | 1.00 inquarter | 2.99 ENE Lee | 16:23 local · NCEI |
| Jul 9, 2024 | 1.00 inquarter | Lee | 16:15 local · NCEI |
| Jun 14, 2024 | 1.00 inquarter | 1.61 WNW Lee | 15:00 local · NCEI |
| Jun 14, 2024 | 1.25 inhalf dollar | Lincoln Center | 14:46 local · NCEI |
| Jun 5, 2024 | 1.25 inhalf dollar | 2.06 WNW Prentiss | 17:57 local · NCEI |
| Jun 5, 2024 | 1.75 ingolf ball | 2.38 NW Prentiss | 17:53 local · NCEI |
| Jun 5, 2024 | 1.75 ingolf ball | 3.66 WSW Prentiss | 17:53 local · NCEI |
Cities and towns in Penobscot County
Smaller places with fewer than 10 reports
These places have too few reports for a page of their own, so their record lives here.
| Place | Reports | Hail days | Latest |
|---|---|---|---|
| Lincoln | 6 | 5 | Jun 14, 2024 |
| Milford | 5 | 4 | Jul 18, 2016 |
| Brewer | 4 | 4 | Jul 6, 2007 |
| Dexter | 4 | 4 | Oct 5, 2026 |
| Hampden | 4 | 4 | Aug 20, 2011 |
| Mattawamkeag | 4 | 2 | Jun 5, 2024 |
| Millinocket | 4 | 4 | Jul 3, 2002 |
| Orono | 2 | 2 | Aug 3, 2007 |
| Bradley | 1 | 1 | Jul 18, 2016 |
| Howland | 1 | 1 | Jul 10, 2006 |
| Newport | 1 | 1 | Oct 8, 2026 |
| Patten | 1 | 1 | Jul 19, 2008 |
Questions about hail in Penobscot County
How often does it hail in Penobscot County, Maine?
118 hail reports have been logged in Penobscot County since 1958. Over the 20 years 2006–2025 that averages 3.7 reports a year. That ranks #4 of 17 Maine counties by number of reports.
When is hail season in Penobscot County?
Most reports come in July, June, August. July alone accounts for 47% of all reports.
What is the largest hail recorded in Penobscot County?
3.00 in (teacup size) on June 19, 1995 near Springfield. 3% of reports here were 2 inches or larger.
When did it last hail in Penobscot County?
The most recent report in this data is from October 8, 2026 (0.25 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Penobscot County had in the last five years?
11 separate days with hail reports since November 3, 2021, adding up to 20 reports. The most recent was October 8, 2026.
Where does this hail data come from?
Hail reports come from the NOAA NCEI Storm Events Database, which the National Weather Service compiles from spotter, public, law enforcement and media reports. Recent days use preliminary NWS Local Storm Reports via the Iowa Environmental Mesonet until NOAA publishes final data. Only reported hail is counted, so areas with fewer people tend to have fewer reports.