FrostList

Ice Dam Prevention in Massachusetts

In Massachusetts, local ice dams deadlines run from Sep 15 to Nov 15, with a median around Nov 15 — a spread of weeks that a single statewide date would miss. Find your city below; each links to local freeze odds, a live 10-day outlook, and a checklist.

Notable cities

All Massachusetts cities

CityLocal deadlineMedian first 28°F
WorcesterSep 15Nov 1View →Checklist
SpringfieldOct 16Oct 20View →Checklist
LowellOct 16Oct 22View →Checklist
NewtonOct 16Nov 3View →Checklist
LawrenceOct 16Nov 9View →Checklist
WalthamOct 16Oct 25View →Checklist
HaverhillOct 16Oct 23View →Checklist
ChicopeeOct 16Oct 20View →Checklist
MethuenOct 16Nov 9View →Checklist
PittsfieldOct 16Oct 18View →Checklist
AttleboroOct 16Oct 28View →Checklist
WestfieldOct 16Oct 20View →Checklist
LeominsterOct 16Oct 23View →Checklist
FitchburgOct 16Oct 21View →Checklist
HolyokeOct 16Oct 20View →Checklist
MarlboroughOct 16Oct 18View →Checklist
WoburnOct 16Oct 30View →Checklist
BostonNov 15Nov 21View →Checklist
CambridgeNov 15Nov 3View →Checklist
New BedfordNov 15Oct 28View →Checklist
BrocktonNov 15Oct 31View →Checklist
QuincyNov 15Nov 2View →Checklist
LynnNov 15Oct 31View →Checklist
Fall RiverNov 15Nov 13View →Checklist
SomervilleNov 15Nov 21View →Checklist
MaldenNov 15Nov 21View →Checklist
MedfordNov 15Nov 21View →Checklist
TauntonNov 15Nov 1View →Checklist
Weymouth TownNov 15Nov 2View →Checklist
RevereNov 15Nov 21View →Checklist
PeabodyNov 15Oct 31View →Checklist
Barnstable TownNov 15Nov 9View →Checklist
EverettNov 15Nov 21View →Checklist
SalemNov 15Oct 31View →Checklist
BeverlyNov 15Nov 1View →Checklist
ChelseaNov 15Nov 21View →Checklist

Back to the national Ice Dam Prevention guide, or see the methodology.

Data: NOAA NCEI 1991–2020 U.S. Climate Normals; live outlook by Open-Meteo. Last updated: July 11, 2026.