FrostList

RV Winterization in California

In California, local rv deadlines run from Jan 6 to Dec 27, with a median around Dec 14 — 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 California cities

CityLocal deadlineMedian first 28°F
San RamonJan 6Jan 16View →Checklist
DanvilleJan 6Jan 16View →Checklist
LancasterOct 31Nov 10View →Checklist
VictorvilleNov 14Nov 24View →Checklist
Apple ValleyNov 14Nov 24View →Checklist
PalmdaleNov 21Dec 1View →Checklist
ChicoNov 23Dec 3View →Checklist
ReddingNov 27Dec 7View →Checklist
PetalumaNov 29Dec 9View →Checklist
Rohnert ParkNov 29Dec 9View →Checklist
MartinezNov 29Dec 9View →Checklist
VacavilleNov 30Dec 10View →Checklist
MaderaNov 30Dec 10View →Checklist
TracyDec 1Dec 11View →Checklist
MercedDec 1Dec 11View →Checklist
GilroyDec 2Dec 12View →Checklist
Morgan HillDec 2Dec 12View →Checklist
HesperiaDec 4Dec 14View →Checklist
HanfordDec 4Dec 14View →Checklist
Santa RosaDec 6Dec 16View →Checklist
Elk GroveDec 6Dec 16View →Checklist
MantecaDec 6Dec 16View →Checklist
West SacramentoDec 6Dec 16View →Checklist
LivermoreDec 8Dec 18View →Checklist
PleasantonDec 8Dec 18View →Checklist
DavisDec 8Dec 18View →Checklist
WoodlandDec 8Dec 18View →Checklist
DublinDec 8Dec 18View →Checklist
SalinasDec 9Dec 19View →Checklist
NapaDec 9Dec 19View →Checklist
DelanoDec 9Dec 19View →Checklist
CampbellDec 9Dec 19View →Checklist
BakersfieldDec 10Dec 20View →Checklist
LodiDec 10Dec 20View →Checklist
ModestoDec 11Dec 21View →Checklist
HemetDec 11Dec 21View →Checklist
CeresDec 11Dec 21View →Checklist
San JacintoDec 11Dec 21View →Checklist
BeaumontDec 11Dec 21View →Checklist
Palo AltoDec 12Dec 22View →Checklist
RocklinDec 12Dec 22View →Checklist
LincolnDec 12Dec 22View →Checklist
StocktonDec 13Dec 23View →Checklist
OceansideDec 13Dec 23View →Checklist
ConcordDec 13Dec 23View →Checklist
CarlsbadDec 13Dec 23View →Checklist
PortervilleDec 13Dec 23View →Checklist
FresnoDec 14Dec 24View →Checklist
FairfieldDec 14Dec 24View →Checklist
ClovisDec 14Dec 24View →Checklist
TurlockDec 14Dec 24View →Checklist
Yuba CityDec 14Dec 24View →Checklist
San RafaelDec 14Dec 24View →Checklist
SacramentoDec 15Dec 25View →Checklist
VisaliaDec 15Dec 25View →Checklist
RosevilleDec 15Dec 25View →Checklist
Citrus HeightsDec 15Dec 25View →Checklist
FolsomDec 15Dec 25View →Checklist
Rancho CordovaDec 15Dec 25View →Checklist
TulareDec 15Dec 25View →Checklist
Simi ValleyDec 16Dec 26View →Checklist
Santa MonicaDec 16Dec 26View →Checklist
Redwood CityDec 16Dec 26View →Checklist
WatsonvilleDec 16Dec 26View →Checklist
Santa MariaDec 17Dec 27View →Checklist
MenifeeDec 17Dec 27View →Checklist
PerrisDec 17Dec 27View →Checklist
Santa CruzDec 17Dec 27View →Checklist
Lake ElsinoreDec 17Dec 27View →Checklist
Santa ClaraDec 18Dec 28View →Checklist
San LeandroDec 18Dec 28View →Checklist
AlamedaDec 18Dec 28View →Checklist
MilpitasDec 18Dec 28View →Checklist
RiversideDec 19Dec 29View →Checklist
FremontDec 19Dec 29View →Checklist
AntiochDec 19Dec 29View →Checklist
Union CityDec 19Dec 29View →Checklist
Walnut CreekDec 19Dec 29View →Checklist
PittsburgDec 19Dec 29View →Checklist
BrentwoodDec 19Dec 29View →Checklist
NovatoDec 19Dec 29View →Checklist
LompocDec 19Dec 29View →Checklist
OakleyDec 19Dec 29View →Checklist
CoronaDec 20Dec 30View →Checklist
El CajonDec 20Dec 30View →Checklist
VistaDec 20Dec 30View →Checklist
ChinoDec 20Dec 30View →Checklist
Chino HillsDec 20Dec 30View →Checklist
Yorba LindaDec 20Dec 30View →Checklist
La MesaDec 20Dec 30View →Checklist
SanteeDec 20Dec 30View →Checklist
EastvaleDec 20Dec 30View →Checklist
SunnyvaleDec 21Dec 31View →Checklist
Mountain ViewDec 21Dec 31View →Checklist
CupertinoDec 21Dec 31View →Checklist
El CentroDec 21Dec 31View →Checklist
CalexicoDec 21Dec 31View →Checklist
San BernardinoDec 22Jan 1View →Checklist
Moreno ValleyDec 22Jan 1View →Checklist
RedlandsDec 22Jan 1View →Checklist
HighlandDec 22Jan 1View →Checklist
ColtonDec 22Jan 1View →Checklist
YucaipaDec 22Jan 1View →Checklist
VallejoDec 23Jan 2View →Checklist
San Luis ObispoDec 27Jan 6View →Checklist

Back to the national RV Winterization guide, or see the methodology.

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