National Weather ServiceMassachusettsFrost AdvisoryArchive to October 1, 2026
Frost Advisories in Massachusetts
The National Weather Service issued 4 frost advisories for Massachusetts in 2025 and 11 a year on average in 2008-2025; in 2021-2025 it had the 38th most of any state. 2026 through September: 1, 84% below the average of 6 for those months in 2008-2025. Northern Bristol was covered most often (58 times since 2008).
How many frost advisories does Massachusetts get?
Every frost advisory that covered part of Massachusetts. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 1 |
| 2025 | 4 |
| 2024 | 4 |
| 2023 | 6 |
| 2022 | 13 |
| 2021 | 2 |
| 2020 | 11 |
| 2019 | 8 |
| 2018 | 3 |
| 2017 | 9 |
| 2016 | 16 |
| 2015 | 13 |
| 2014 | 11 |
| 2013 | 23 |
| 2012 | 11 |
| 2011 | 5 |
| 2010 | 16 |
| 2009 | 19 |
| 2008 | 16 |
Source: Iowa Environmental Mesonet archive of National Weather Service watches, warnings and advisories (VTEC); National Weather Service. Data as of October 1, 2026.
When in the year does Massachusetts get them?
Sum of 2008-2025; the busiest month is labelled.
Source: Iowa Environmental Mesonet archive of National Weather Service watches, warnings and advisories (VTEC); National Weather Service. Data as of October 1, 2026.
Where in Massachusetts?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Northern Bristol | 58 | 5 | April 27, 2024 |
| Western Plymouth | 58 | 5 | April 27, 2024 |
| Northern Berkshire | 56 | 6 | May 12, 2026 |
| Eastern Franklin | 44 | 3 | May 12, 2025 |
| Southern Berkshire | 44 | 3 | May 12, 2026 |
| Western Franklin | 41 | 3 | May 12, 2025 |
| Southern Plymouth | 39 | 4 | April 27, 2024 |
| Western Hampshire | 39 | 3 | May 12, 2025 |
| Eastern Hampshire | 38 | 3 | May 12, 2025 |
| Western Norfolk | 38 | 3 | April 23, 2024 |
| Eastern Plymouth | 37 | 4 | October 10, 2025 |
| Southern Bristol | 36 | 4 | April 27, 2024 |
The NWS issues these products for counties or forecast zones; a zone can be part of a county or a mountain range.
Source: Iowa Environmental Mesonet archive of National Weather Service watches, warnings and advisories (VTEC); National Weather Service. Data as of October 1, 2026.
What is a frost advisory?
A frost advisory means frost is expected on clear, calm nights during the growing season, with temperatures a few degrees above freezing. An advisory is issued for a hazard less serious than a warning that can still cause inconvenience or danger if people are not careful. The national record · Every warning type in Massachusetts.