FrostList

Frozen Pipe Protection in Wisconsin

In Wisconsin, local frozen pipes deadlines run from Sep 21 to Oct 11, with a median around Sep 30 — 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.

Frozen outdoor pipe with a thick icicle after a hard freeze — protect plumbing before freezing nights arrive — Wisconsin deadlines city by city
Photo: Eva Bronzini / Pexels

Notable cities

All Wisconsin cities

CityLocal deadlineMedian first 28°F
WausauSep 21Oct 16View →Checklist
Green BaySep 23Oct 25View →Checklist
AppletonSep 23Oct 18View →Checklist
MadisonSep 26Oct 20View →Checklist
Eau ClaireSep 26Oct 26View →Checklist
La CrosseSep 28Oct 25View →Checklist
BrookfieldSep 28Oct 25View →Checklist
BeloitSep 28Oct 23View →Checklist
WaukeshaSep 29Oct 23View →Checklist
New BerlinSep 30Oct 24View →Checklist
GreenfieldSep 30Oct 24View →Checklist
JanesvilleOct 1Oct 26View →Checklist
WauwatosaOct 2Oct 30View →Checklist
Fond du LacOct 2Oct 31View →Checklist
OshkoshOct 4Oct 31View →Checklist
MilwaukeeOct 7Nov 1View →Checklist
West AllisOct 7Nov 1View →Checklist
RacineOct 8Nov 3View →Checklist
SheboyganOct 9Nov 1View →Checklist
KenoshaOct 11Nov 6View →Checklist
OctNovWausauSep 21Green BaySep 23AppletonSep 23MadisonSep 26Eau ClaireSep 26La CrosseSep 28BrookfieldSep 28BeloitSep 28WaukeshaSep 29New BerlinSep 30GreenfieldSep 30JanesvilleOct 1WauwatosaOct 2Fond du LacOct 2OshkoshOct 4MilwaukeeOct 7West AllisOct 7RacineOct 8

Local frozen pipe protection deadlines for Wisconsin cities — built from each city’s own NOAA station, not one statewide date.

Frozen Pipe Protection in Wisconsin: related searches

Wisconsin homeowners search for: pipe freeze temperature, how to keep pipes from freezing, and "frozen pipe protection near me" — every city page below answers those with local NOAA dates.

pipe freeze temperaturehow to keep pipes from freezingheat tape for pipespipe insulation cost per footlet faucets drip in winterburst pipe insurance claimthermostat setting for vacation in winterfrozen pipe prevention checklist

Back to the national Frozen Pipe Protection guide, or see the methodology. You can also compare how the frozen pipe protection window shifts in West Virginia and Wyoming.

Data: NOAA NCEI 1991–2020 U.S. Climate Normals; live outlook by Open-Meteo. Last updated: July 25, 2026.