Oregon USDA Hardiness Zone Map

Zone 4a
-30°F to -25°F
Zone 4b
-25°F to -20°F
Zone 5a
-20°F to -15°F
Zone 5b
-15°F to -10°F
Zone 6a
-10°F to -5°F
Zone 6b
-5°F to 0°F
Zone 7a
0°F to 5°F
Zone 7b
5°F to 10°F
Zone 8a
10°F to 15°F
Zone 8b
15°F to 20°F
Zone 9a
20°F to 15°F
Zone 9b
25°F to 20°F

Based on the 1990 USDA Hardiness Zone Map, this interactive version covers the state of Oregon which ranges from USDA Zone 4a to USDA Zone 9b.

1990 USDA Hardiness Zone Maps for Neighboring States and Provinces

  • California Interactive USDA 1990 Hardiness Zone Map
  • Idaho Interactive USDA 1990 Hardiness Zone Map
  • Nevada Interactive USDA 1990 Hardiness Zone Map
  • Washington Interactive USDA 1990 Hardiness Zone Map

Related Oregon Maps:

  • Oregon 2012 USDA Hardiness Zone Map
  • Oregon First Frost Date Map
  • Oregon Last Frost Date Map
  • Map of Oregon Record High/Low Temperatures
  • Oregon Interactive Drought Monitor Map
  • Oregon Drought Index Map
  • Oregon Ecoregions
  • Oregon Heat Zones Map

List of 1990 Hardiness Zones for Cities in Oregon

LocationHardiness Zone
Adair VillageZone 8a: 10°F to 15°F
AdamsZone 6a: -10°F to -5°F
AdelZone 6a: -10°F to -5°F
AdrianZone 6a: -10°F to -5°F
AgnessZone 8b: 15°F to 20°F
AlbanyZone 8a: 10°F to 15°F
AlfalfaZone 6a: -10°F to -5°F
AlleganyZone 8b: 15°F to 20°F
AlohaZone 8a: 10°F to 15°F
AlpineZone 8a: 10°F to 15°F
AlseaZone 8a: 10°F to 15°F
AltamontZone 6b: -5°F to 0°F
AlvadoreZone 8a: 10°F to 15°F
AmityZone 8a: 10°F to 15°F
AnnexZone 5b: -15°F to -10°F
AntelopeZone 6b: -5°F to 0°F
Anthony Lakes Ski AreaZone 5a: -20°F to -15°F
Arch CapeZone 8b: 15°F to 20°F
ArlingtonZone 7a: 0°F to 5°F
ArockZone 5b: -15°F to -10°F
AshlandZone 7b: 5°F to 10°F
AshwoodZone 6a: -10°F to -5°F
AstoriaZone 8b: 15°F to 20°F
AthenaZone 6a: -10°F to -5°F
AumsvilleZone 8a: 10°F to 15°F
AuroraZone 8a: 10°F to 15°F
AzaleaZone 8a: 10°F to 15°F
Baker CityZone 5a: -20°F to -15°F
BandonZone 9a: 20°F to 15°F
BanksZone 8b: 15°F to 20°F
BarlowZone 8a: 10°F to 15°F
BarviewZone 9a: 20°F to 15°F
BatesZone 4b: -25°F to -20°F
Bay CityZone 8b: 15°F to 20°F
Bayside GardensZone 8b: 15°F to 20°F
BeattyZone 6a: -10°F to -5°F
BeaverZone 8b: 15°F to 20°F
Beaver CreekZone 8b: 15°F to 20°F
BeavercreekZone 8b: 15°F to 20°F
BeavertonZone 8a: 10°F to 15°F
BellfountainZone 8a: 10°F to 15°F
BendZone 6a: -10°F to -5°F
BethanyZone 8b: 15°F to 20°F
BeulahZone 6a: -10°F to -5°F
Biggs JunctionZone 6b: -5°F to 0°F
BlachlyZone 8a: 10°F to 15°F
Black Butte RanchZone 6a: -10°F to -5°F
BlodgettZone 8a: 10°F to 15°F
Blue RiverZone 8a: 10°F to 15°F
BlyZone 6a: -10°F to -5°F
BoardmanZone 6b: -5°F to 0°F
BonanzaZone 6a: -10°F to -5°F
BoringZone 8b: 15°F to 20°F
Bridal VeilZone 8b: 15°F to 20°F
BridgeportZone 6a: -10°F to -5°F
BrightwoodZone 8a: 10°F to 15°F
BroadbentZone 8b: 15°F to 20°F
BroganZone 6a: -10°F to -5°F
BrookingsZone 9b: 25°F to 20°F
BrooksZone 8a: 10°F to 15°F
BrothersZone 5b: -15°F to -10°F
BrownsvilleZone 8a: 10°F to 15°F
Bunker HillZone 9a: 20°F to 15°F
BurnsZone 5b: -15°F to -10°F
Butte FallsZone 7a: 0°F to 5°F
ButtevilleZone 8a: 10°F to 15°F
BuxtonZone 8a: 10°F to 15°F
Camas ValleyZone 8b: 15°F to 20°F
Camp ShermanZone 6b: -5°F to 0°F
CanbyZone 8a: 10°F to 15°F
Cannon BeachZone 8b: 15°F to 20°F
Canyon CityZone 5a: -20°F to -15°F
CanyonvilleZone 8b: 15°F to 20°F
Cape MearesZone 9a: 20°F to 15°F
CarltonZone 8b: 15°F to 20°F
Cascade LocksZone 8b: 15°F to 20°F
CascadiaZone 8a: 10°F to 15°F
Cave JunctionZone 8b: 15°F to 20°F
CayuseZone 6a: -10°F to -5°F
Cedar HillsZone 8a: 10°F to 15°F
Cedar MillZone 8a: 10°F to 15°F
Central PointZone 8a: 10°F to 15°F
ChemultZone 6a: -10°F to -5°F
ChenowethZone 7a: 0°F to 5°F
Cherry GroveZone 8b: 15°F to 20°F
CheshireZone 8a: 10°F to 15°F
ChiloquinZone 6b: -5°F to 0°F
Christmas ValleyZone 6a: -10°F to -5°F
City of the DallesZone 7a: 0°F to 5°F
ClackamasZone 8b: 15°F to 20°F
ClatskanieZone 8a: 10°F to 15°F
CloverdaleZone 9a: 20°F to 15°F
CoburgZone 8a: 10°F to 15°F
ColtonZone 8b: 15°F to 20°F
Columbia CityZone 8a: 10°F to 15°F
CondonZone 6b: -5°F to 0°F
Coos BayZone 9a: 20°F to 15°F
CoquilleZone 8b: 15°F to 20°F
CorbettZone 8b: 15°F to 20°F
CorneliusZone 8b: 15°F to 20°F
CorvallisZone 8a: 10°F to 15°F
Cottage GroveZone 8b: 15°F to 20°F
CoveZone 5b: -15°F to -10°F
CrabtreeZone 8a: 10°F to 15°F
CraneZone 5b: -15°F to -10°F
Crater LakeZone 6b: -5°F to 0°F
Crater Lake Natl ParkZone 6b: -5°F to 0°F
CrawfordsvilleZone 8a: 10°F to 15°F
CrescentZone 5b: -15°F to -10°F
Crescent LakeZone 6a: -10°F to -5°F
CreswellZone 8a: 10°F to 15°F
Culp CreekZone 8b: 15°F to 20°F
CulverZone 6a: -10°F to -5°F
CurtinZone 8a: 10°F to 15°F
DairyZone 6b: -5°F to 0°F
DallasZone 8a: 10°F to 15°F
DamascusZone 8b: 15°F to 20°F
Days CreekZone 8a: 10°F to 15°F
DaytonZone 8a: 10°F to 15°F
DayvilleZone 5b: -15°F to -10°F
DeadwoodZone 8b: 15°F to 20°F
Deer IslandZone 8a: 10°F to 15°F
Depoe BayZone 8b: 15°F to 20°F
Deschutes River WoodsZone 6a: -10°F to -5°F
DetroitZone 7b: 5°F to 10°F
DexterZone 8b: 15°F to 20°F
DiamondZone 6a: -10°F to -5°F
Diamond LakeZone 6b: -5°F to 0°F
Diamond Lake JunctionZone 6a: -10°F to -5°F
DillardZone 8b: 15°F to 20°F
DonaldZone 8a: 10°F to 15°F
DoraZone 8b: 15°F to 20°F
DorenaZone 8b: 15°F to 20°F
DrainZone 8a: 10°F to 15°F
DrewseyZone 5b: -15°F to -10°F
DufurZone 6b: -5°F to 0°F
DundeeZone 8a: 10°F to 15°F
Dunes CityZone 9a: 20°F to 15°F
DurhamZone 8b: 15°F to 20°F
DurkeeZone 5b: -15°F to -10°F
Eagle CreekZone 8b: 15°F to 20°F
Eagle PointZone 8a: 10°F to 15°F
EchoZone 6b: -5°F to 0°F
EddyvilleZone 8b: 15°F to 20°F
ElginZone 5b: -15°F to -10°F
ElktonZone 8b: 15°F to 20°F
ElmiraZone 8a: 10°F to 15°F
EnterpriseZone 5a: -20°F to -15°F
EolaZone 8a: 10°F to 15°F
EstacadaZone 8b: 15°F to 20°F
EugeneZone 8a: 10°F to 15°F
Fair OaksZone 8b: 15°F to 20°F
FairviewZone 8b: 15°F to 20°F
Fall CreekZone 8b: 15°F to 20°F
Falls CityZone 8a: 10°F to 15°F
FieldsZone 6a: -10°F to -5°F
FlorenceZone 9a: 20°F to 15°F
Foots CreekZone 8b: 15°F to 20°F
Forest GroveZone 8b: 15°F to 20°F
Fort HillZone 8b: 15°F to 20°F
Fort KlamathZone 6b: -5°F to 0°F
Fort RockZone 6a: -10°F to -5°F
FossilZone 6a: -10°F to -5°F
FosterZone 8a: 10°F to 15°F
Four CornersZone 8a: 10°F to 15°F
FoxZone 6a: -10°F to -5°F
FrenchglenZone 6a: -10°F to -5°F
FriendZone 6b: -5°F to 0°F
FruitdaleZone 8b: 15°F to 20°F
Gales CreekZone 8b: 15°F to 20°F
Garden Home-WhitfordZone 8a: 10°F to 15°F
GardinerZone 9a: 20°F to 15°F
GaribaldiZone 8b: 15°F to 20°F
GastonZone 8b: 15°F to 20°F
GatesZone 8a: 10°F to 15°F
GearhartZone 8b: 15°F to 20°F
GervaisZone 8a: 10°F to 15°F
GilchristZone 5b: -15°F to -10°F
GladstoneZone 8b: 15°F to 20°F
GlasgowZone 9a: 20°F to 15°F
GlendaleZone 8b: 15°F to 20°F
Gleneden BeachZone 8b: 15°F to 20°F
GlideZone 8b: 15°F to 20°F
Gold BeachZone 9b: 25°F to 20°F
Gold HillZone 8b: 15°F to 20°F
Gopher FlatsZone 6a: -10°F to -5°F
Government CampZone 7a: 0°F to 5°F
Grand RondeZone 8b: 15°F to 20°F
GraniteZone 5a: -20°F to -15°F
Grants PassZone 8b: 15°F to 20°F
Grass ValleyZone 6b: -5°F to 0°F
GreenZone 8b: 15°F to 20°F
GreenhornZone 4b: -25°F to -20°F
GreshamZone 8b: 15°F to 20°F
GrizzlyZone 6a: -10°F to -5°F
GwendolenZone 6b: -5°F to 0°F
HainesZone 5a: -20°F to -15°F
HalfwayZone 5a: -20°F to -15°F
HalseyZone 8a: 10°F to 15°F
HammondZone 8b: 15°F to 20°F
Happy ValleyZone 8b: 15°F to 20°F
HarborZone 9b: 25°F to 20°F
HardmanZone 6b: -5°F to 0°F
HarperZone 6a: -10°F to -5°F
HarrisburgZone 8a: 10°F to 15°F
HayesvilleZone 8a: 10°F to 15°F
HazelwoodZone 8b: 15°F to 20°F
HeboZone 8b: 15°F to 20°F
HelixZone 6a: -10°F to -5°F
HeppnerZone 6b: -5°F to 0°F
HerefordZone 6a: -10°F to -5°F
HermistonZone 6b: -5°F to 0°F
HillsboroZone 8b: 15°F to 20°F
HinesZone 5b: -15°F to -10°F
HolleyZone 8a: 10°F to 15°F
Hood RiverZone 7b: 5°F to 10°F
HubbardZone 8a: 10°F to 15°F
HuntingtonZone 6a: -10°F to -5°F
IdanhaZone 7b: 5°F to 10°F
IdavilleZone 8b: 15°F to 20°F
Idleyld ParkZone 8b: 15°F to 20°F
ImblerZone 5b: -15°F to -10°F
ImnahaZone 5b: -15°F to -10°F
IndependenceZone 8b: 15°F to 20°F
IoneZone 6b: -5°F to 0°F
IronsideZone 6a: -10°F to -5°F
IrrigonZone 6b: -5°F to 0°F
Island CityZone 6a: -10°F to -5°F
JacksonvilleZone 8b: 15°F to 20°F
JamiesonZone 6a: -10°F to -5°F
Jeffers GardenZone 8b: 15°F to 20°F
JeffersonZone 8a: 10°F to 15°F
Jennings LodgeZone 8b: 15°F to 20°F
John DayZone 5a: -20°F to -15°F
Johnson CityZone 8b: 15°F to 20°F
Jordan ValleyZone 5b: -15°F to -10°F
JosephZone 5a: -20°F to -15°F
Junction CityZone 8a: 10°F to 15°F
JunturaZone 6a: -10°F to -5°F
KeizerZone 8a: 10°F to 15°F
KenoZone 7a: 0°F to 5°F
KentZone 6b: -5°F to 0°F
KerbyZone 8b: 15°F to 20°F
KimberlyZone 6a: -10°F to -5°F
King CityZone 8a: 10°F to 15°F
Kings ValleyZone 8b: 15°F to 20°F
KinzuaZone 6a: -10°F to -5°F
KirkpatrickZone 6a: -10°F to -5°F
Klamath FallsZone 6b: -5°F to 0°F
La GrandeZone 6a: -10°F to -5°F
La PineZone 6a: -10°F to -5°F
Labish VillageZone 8a: 10°F to 15°F
LacombZone 8a: 10°F to 15°F
LafayetteZone 8a: 10°F to 15°F
Lake OswegoZone 8b: 15°F to 20°F
LakesideZone 9a: 20°F to 15°F
LakeviewZone 6b: -5°F to 0°F
LangloisZone 9b: 25°F to 20°F
LawenZone 5b: -15°F to -10°F
LebanonZone 8a: 10°F to 15°F
Lehman SpringsZone 5a: -20°F to -15°F
LentsZone 8b: 15°F to 20°F
LexingtonZone 6b: -5°F to 0°F
Lincoln BeachZone 8b: 15°F to 20°F
Lincoln CityZone 8b: 15°F to 20°F
LogsdenZone 8b: 15°F to 20°F
LonerockZone 6a: -10°F to -5°F
Long CreekZone 6a: -10°F to -5°F
LookingglassZone 8b: 15°F to 20°F
LoraneZone 8a: 10°F to 15°F
LorellaZone 6a: -10°F to -5°F
LostineZone 5a: -20°F to -15°F
LowellZone 8b: 15°F to 20°F
LyonsZone 8a: 10°F to 15°F
MadrasZone 6a: -10°F to -5°F
MalinZone 6b: -5°F to 0°F
ManningZone 8a: 10°F to 15°F
ManzanitaZone 8b: 15°F to 20°F
MapletonZone 8b: 15°F to 20°F
MarcolaZone 8b: 15°F to 20°F
MarionZone 8a: 10°F to 15°F
MarylhurstZone 8b: 15°F to 20°F
MaupinZone 6b: -5°F to 0°F
Maywood ParkZone 8b: 15°F to 20°F
McCredie SpringsZone 7b: 5°F to 10°F
McKenzie BridgeZone 8a: 10°F to 15°F
McMinnvilleZone 8a: 10°F to 15°F
MeachamZone 6a: -10°F to -5°F
MedfordZone 8a: 10°F to 15°F
MehamaZone 8a: 10°F to 15°F
MelroseZone 8b: 15°F to 20°F
MerlinZone 8b: 15°F to 20°F
MerrillZone 6b: -5°F to 0°F
MetoliusZone 6a: -10°F to -5°F
MetzgerZone 8a: 10°F to 15°F
MidlandZone 6b: -5°F to 0°F
MikkaloZone 6b: -5°F to 0°F
Mill CityZone 8a: 10°F to 15°F
MillersburgZone 8a: 10°F to 15°F
Milton-FreewaterZone 6a: -10°F to -5°F
MilwaukieZone 8b: 15°F to 20°F
MinamZone 5b: -15°F to -10°F
MissionZone 6a: -10°F to -5°F
MistZone 8a: 10°F to 15°F
MitchellZone 6a: -10°F to -5°F
MolallaZone 8a: 10°F to 15°F
MonmouthZone 8b: 15°F to 20°F
MonroeZone 8a: 10°F to 15°F
MonumentZone 6a: -10°F to -5°F
MoroZone 6b: -5°F to 0°F
MosierZone 7b: 5°F to 10°F
Mount AngelZone 8a: 10°F to 15°F
Mount Bachelor Winter Sports AreaZone 6a: -10°F to -5°F
Mount HoodZone 7a: 0°F to 5°F
Mount Hood Meadows Ski ResortZone 6b: -5°F to 0°F
Mount Hood ParkdaleZone 7a: 0°F to 5°F
Mount Hood VillageZone 7b: 5°F to 10°F
Mount VernonZone 5b: -15°F to -10°F
MulinoZone 8b: 15°F to 20°F
MurphyZone 8b: 15°F to 20°F
Myrtle CreekZone 8b: 15°F to 20°F
Myrtle PointZone 8b: 15°F to 20°F
Neahkahnie BeachZone 8b: 15°F to 20°F
NehalemZone 8b: 15°F to 20°F
NeotsuZone 8b: 15°F to 20°F
Nesika BeachZone 9b: 25°F to 20°F
NeskowinZone 8b: 15°F to 20°F
NetartsZone 9a: 20°F to 15°F
New HopeZone 8b: 15°F to 20°F
New Pine CreekZone 6b: -5°F to 0°F
NewbergZone 8b: 15°F to 20°F
NewportZone 8b: 15°F to 20°F
Newport/Municipal ArptZone 8b: 15°F to 20°F
North AlbanyZone 8a: 10°F to 15°F
North BendZone 9a: 20°F to 15°F
North PlainsZone 8b: 15°F to 20°F
North PowderZone 5a: -20°F to -15°F
North SpringfieldZone 8a: 10°F to 15°F
NorwayZone 8b: 15°F to 20°F
NotiZone 8a: 10°F to 15°F
NyssaZone 6a: -10°F to -5°F
O'BrienZone 8b: 15°F to 20°F
Oak GroveZone 8b: 15°F to 20°F
Oak HillsZone 8a: 10°F to 15°F
OaklandZone 8b: 15°F to 20°F
OakridgeZone 8a: 10°F to 15°F
OatfieldZone 8b: 15°F to 20°F
OceansideZone 9a: 20°F to 15°F
OdellZone 7b: 5°F to 10°F
OntarioZone 6a: -10°F to -5°F
OphirZone 9b: 25°F to 20°F
Oregon CityZone 8b: 15°F to 20°F
OtisZone 8b: 15°F to 20°F
Otter RockZone 8b: 15°F to 20°F
OxbowZone 5b: -15°F to -10°F
Pacific CityZone 9a: 20°F to 15°F
PaisleyZone 6a: -10°F to -5°F
ParkdaleZone 7a: 0°F to 5°F
PaulinaZone 5a: -20°F to -15°F
PendletonZone 6a: -10°F to -5°F
PeoriaZone 8a: 10°F to 15°F
PhilomathZone 8a: 10°F to 15°F
PhoenixZone 8a: 10°F to 15°F
Pilot RockZone 6a: -10°F to -5°F
Pine GroveZone 6a: -10°F to -5°F
Pine HollowZone 6a: -10°F to -5°F
PinehurstZone 6b: -5°F to 0°F
Pistol RiverZone 9b: 25°F to 20°F
Pleasant HillZone 8b: 15°F to 20°F
PlushZone 5b: -15°F to -10°F
Port OrfordZone 9b: 25°F to 20°F
PortlandZone 8b: 15°F to 20°F
PostZone 5b: -15°F to -10°F
Powell ButteZone 6a: -10°F to -5°F
PowersZone 8b: 15°F to 20°F
Prairie CityZone 4b: -25°F to -20°F
PrescottZone 8b: 15°F to 20°F
PrincetonZone 5b: -15°F to -10°F
PrinevilleZone 6a: -10°F to -5°F
ProspectZone 7a: 0°F to 5°F
RainierZone 8b: 15°F to 20°F
Raleigh HillsZone 8a: 10°F to 15°F
RedlandZone 8b: 15°F to 20°F
RedmondZone 6a: -10°F to -5°F
RedwoodZone 8b: 15°F to 20°F
ReedsportZone 9a: 20°F to 15°F
RemoteZone 8b: 15°F to 20°F
RhododendronZone 7b: 5°F to 10°F
RichlandZone 5b: -15°F to -10°F
RickreallZone 8a: 10°F to 15°F
RiddleZone 8b: 15°F to 20°F
RileyZone 6a: -10°F to -5°F
RitterZone 5b: -15°F to -10°F
River RoadZone 8a: 10°F to 15°F
RivergroveZone 8b: 15°F to 20°F
RiversideZone 5b: -15°F to -10°F
Rockaway BeachZone 8b: 15°F to 20°F
RockcreekZone 8b: 15°F to 20°F
Rogue RiverZone 8b: 15°F to 20°F
RomeZone 5b: -15°F to -10°F
Rose LodgeZone 8b: 15°F to 20°F
RoseburgZone 8b: 15°F to 20°F
Roseburg NorthZone 8b: 15°F to 20°F
RowenaZone 7a: 0°F to 5°F
RuchZone 8a: 10°F to 15°F
RufusZone 7a: 0°F to 5°F
SaginawZone 8b: 15°F to 20°F
Saint BenedictZone 8a: 10°F to 15°F
Saint HelensZone 8a: 10°F to 15°F
Saint PaulZone 8a: 10°F to 15°F
SalemZone 8a: 10°F to 15°F
SandlakeZone 9a: 20°F to 15°F
SandyZone 8b: 15°F to 20°F
Santa ClaraZone 8a: 10°F to 15°F
Santiam PassZone 7a: 0°F to 5°F
ScappooseZone 8a: 10°F to 15°F
ScioZone 8a: 10°F to 15°F
Scotts MillsZone 8a: 10°F to 15°F
ScottsburgZone 8b: 15°F to 20°F
Seal RockZone 8b: 15°F to 20°F
SeasideZone 8b: 15°F to 20°F
SelmaZone 8b: 15°F to 20°F
SenecaZone 4a: -30°F to -25°F
Sexton SummitZone 8b: 15°F to 20°F
Shady CoveZone 8a: 10°F to 15°F
ShanikoZone 6b: -5°F to 0°F
SheddZone 8a: 10°F to 15°F
SheridanZone 8a: 10°F to 15°F
SherwoodZone 8b: 15°F to 20°F
SiletzZone 8b: 15°F to 20°F
Silver LakeZone 6a: -10°F to -5°F
SilvertonZone 8a: 10°F to 15°F
SistersZone 6a: -10°F to -5°F
SitkumZone 8b: 15°F to 20°F
SixesZone 9b: 25°F to 20°F
SodavilleZone 8a: 10°F to 15°F
South BeachZone 8b: 15°F to 20°F
South LebanonZone 8a: 10°F to 15°F
Spout Springs Ski AreaZone 5b: -15°F to -10°F
Sprague RiverZone 6a: -10°F to -5°F
SprayZone 6a: -10°F to -5°F
SpringfieldZone 8a: 10°F to 15°F
StaffordZone 8b: 15°F to 20°F
StanfieldZone 6b: -5°F to 0°F
StaytonZone 8a: 10°F to 15°F
SteamboatZone 8a: 10°F to 15°F
SublimityZone 8a: 10°F to 15°F
Summer LakeZone 7a: 0°F to 5°F
SummervilleZone 5b: -15°F to -10°F
SummitZone 8a: 10°F to 15°F
SumpterZone 5a: -20°F to -15°F
SunnysideZone 8b: 15°F to 20°F
SunriverZone 6a: -10°F to -5°F
SutherlinZone 8b: 15°F to 20°F
Sweet HomeZone 8a: 10°F to 15°F
SwisshomeZone 8b: 15°F to 20°F
TakilmaZone 8b: 15°F to 20°F
TalentZone 7b: 5°F to 10°F
TangentZone 8a: 10°F to 15°F
TenmileZone 8b: 15°F to 20°F
TerrebonneZone 6a: -10°F to -5°F
The DallesZone 7a: 0°F to 5°F
Three RiversZone 6a: -10°F to -5°F
ThurstonZone 8b: 15°F to 20°F
TidewaterZone 8b: 15°F to 20°F
TigardZone 8a: 10°F to 15°F
TillamookZone 8b: 15°F to 20°F
TillerZone 8a: 10°F to 15°F
TimberZone 8a: 10°F to 15°F
ToledoZone 8b: 15°F to 20°F
Tolovana ParkZone 8b: 15°F to 20°F
TrailZone 8a: 10°F to 15°F
Tri-CityZone 8b: 15°F to 20°F
TroutdaleZone 8b: 15°F to 20°F
TualatinZone 8b: 15°F to 20°F
TumaloZone 6a: -10°F to -5°F
TurnerZone 8a: 10°F to 15°F
TutuillaZone 6a: -10°F to -5°F
Tygh ValleyZone 6b: -5°F to 0°F
UkiahZone 4b: -25°F to -20°F
UmapineZone 6b: -5°F to 0°F
UmatillaZone 6b: -5°F to 0°F
UmpquaZone 8b: 15°F to 20°F
UnionZone 5b: -15°F to -10°F
Union CreekZone 7a: 0°F to 5°F
UnityZone 5b: -15°F to -10°F
ValeZone 6a: -10°F to -5°F
Valley FallsZone 6a: -10°F to -5°F
VenatorZone 5b: -15°F to -10°F
VenetaZone 8a: 10°F to 15°F
VernoniaZone 7b: 5°F to 10°F
VidaZone 8a: 10°F to 15°F
WagontireZone 5b: -15°F to -10°F
WaldportZone 8b: 15°F to 20°F
WallowaZone 5a: -20°F to -15°F
WaltervilleZone 8b: 15°F to 20°F
WaltonZone 8a: 10°F to 15°F
WamicZone 6a: -10°F to -5°F
WapanitiaZone 7a: 0°F to 5°F
Warm SpringsZone 6b: -5°F to 0°F
WarrenZone 8a: 10°F to 15°F
WarrentonZone 8b: 15°F to 20°F
WascoZone 6b: -5°F to 0°F
WaterlooZone 8a: 10°F to 15°F
WedderburnZone 9b: 25°F to 20°F
WelchesZone 7b: 5°F to 10°F
West HavenZone 8a: 10°F to 15°F
West Haven-SylvanZone 8a: 10°F to 15°F
West LinnZone 8b: 15°F to 20°F
West ScioZone 8a: 10°F to 15°F
West SlopeZone 8a: 10°F to 15°F
WestfallZone 6a: -10°F to -5°F
WestfirZone 8a: 10°F to 15°F
WestlakeZone 9a: 20°F to 15°F
WestonZone 6a: -10°F to -5°F
WestportZone 8a: 10°F to 15°F
WheelerZone 8b: 15°F to 20°F
White CityZone 8a: 10°F to 15°F
WilburZone 8b: 15°F to 20°F
WildervilleZone 8b: 15°F to 20°F
WillaminaZone 8b: 15°F to 20°F
WilliamsZone 8a: 10°F to 15°F
WilsonvilleZone 8b: 15°F to 20°F
WimerZone 8b: 15°F to 20°F
WinchesterZone 8b: 15°F to 20°F
Winchester BayZone 9a: 20°F to 15°F
WinstonZone 8b: 15°F to 20°F
Wolf CreekZone 8a: 10°F to 15°F
Wood VillageZone 8b: 15°F to 20°F
WoodburnZone 8a: 10°F to 15°F
YachatsZone 8b: 15°F to 20°F
YamhillZone 8b: 15°F to 20°F
YoncallaZone 8b: 15°F to 20°F
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