USDA hardiness zone 9a

In zone 9a the average coldest winter night reaches 20°F to 25°F. Plants labeled for zone 9 (or a colder zone) can survive the winter outdoors here. 232 U.S. cities with 10,000+ residents are in this zone.

CityStateZoneAvg. last frostAvg. first frost
San AntonioTX9aFeb 25Nov 28
AustinTX9aMar 10Nov 17
SeattleWA9aMar 13Nov 17
PortlandOR9aFeb 25Dec 1
Baton RougeLA9aFeb 28Nov 26
TallahasseeFL9aMar 11Nov 21
MobileAL9aFeb 21Dec 6
Spring ValleyNV9aJan 20Dec 15
SavannahGA9aMar 2Nov 30
GainesvilleFL9aMar 3Dec 2
BellevueWA9aMar 8Nov 23
CharlestonSC9aFeb 4Dec 30
LafayetteLA9aFeb 13Dec 4
ChicoCA9aMar 4Nov 17
Round RockTX9aMar 11Nov 20
GreshamOR9aMar 16Nov 20
EnterpriseNV9aFeb 4Dec 5
North CharlestonSC9aMar 7Nov 27
College StationTX9aFeb 27Nov 30
RentonWA9aMar 13Nov 16
BeavertonOR9aFeb 11Dec 5
The WoodlandsTX9aFeb 19Dec 3
MercedCA9aMar 3Nov 24
BryanTX9aFeb 27Nov 30
Mount PleasantSC9aMar 13Nov 30
Lake CharlesLA9aFeb 14Dec 7
AlbanyGA9aMar 10Nov 20
GulfportMS9aFeb 18Dec 14
West GulfportMS9aFeb 23Dec 3
New BraunfelsTX9aMar 8Nov 18
ConroeTX9aFeb 24Dec 2
DothanAL9aMar 1Nov 24
Casas AdobesAZ9aFeb 26Dec 4
Cedar ParkTX9aMar 11Nov 20
LodiCA9aFeb 9Dec 5
GeorgetownTX9aMar 6Nov 24
San MarcosTX9aFeb 28Nov 29
RedmondWA9aMar 8Nov 23
PetalumaCA9aFeb 28Nov 25
OcalaFL9aFeb 25Dec 12
PflugervilleTX9aMar 11Nov 20
ValdostaGA9aMar 5Nov 27
HanfordCA9aFeb 7Dec 1
ShorelineWA9aMar 8Nov 23
PensacolaFL9aFeb 14Dec 9
Casa GrandeAZ9aFeb 5Dec 6
TigardOR9aApr 1Nov 6
Catalina FoothillsAZ9aFeb 20Nov 27
BurienWA9aMar 2Nov 23
LincolnCA9aFeb 11Nov 30
AlohaOR9aFeb 11Dec 5
MaricopaAZ9aFeb 23Nov 24
AlexandriaLA9aFeb 27Nov 27
BiloxiMS9aFeb 12Dec 14
Oro ValleyAZ9aApr 2Nov 11
SchertzTX9aFeb 21Dec 5
Rohnert ParkCA9aFeb 28Nov 25
EdmondsWA9aMar 9Nov 17
HuntsvilleTX9aMar 1Nov 28
Goose CreekSC9aMar 7Nov 27
BremertonWA9aMar 29Nov 14
Lake OswegoOR9aMar 18Nov 18
Los BanosCA9aJan 26Dec 10
LynnwoodWA9aMar 9Nov 17
LufkinTX9aMar 11Nov 15
Del RioTX9aFeb 16Dec 3
Oregon CityOR9aMar 18Nov 18
KyleTX9aFeb 28Nov 29
RosenbergTX9aFeb 9Dec 13
CiboloTX9aFeb 21Dec 5
HinesvilleGA9aMar 5Nov 29
Santa Rosa BeachFL9aFeb 5Dec 28
NavarreFL9aMar 1Nov 27
Des MoinesWA9aMar 2Nov 23
FlorenceAZ9aJan 30Dec 12
LakesideFL9aFeb 1Jan 5
AtascaderoCA9aMar 15Nov 10
AtwaterCA9aMar 3Nov 24
Ferry PassFL9aFeb 17Dec 9
Eagle PassTX9aFeb 19Dec 1
CentralLA9aFeb 25Nov 26
SeaTacWA9aMar 2Nov 23
SlidellLA9aFeb 24Dec 1
SeguinTX9aMar 1Nov 26
WindsorCA9aMar 2Nov 20
Paso RoblesCA9aMar 15Nov 10
TualatinOR9aApr 1Nov 6
PrairievilleLA9aFeb 9Dec 13
West LinnOR9aMar 18Nov 18
WascoCA9aJan 31Dec 5
SahuaritaAZ9aFeb 25Nov 27
LemooreCA9aFeb 7Dec 1
Mercer IslandWA9aMar 13Nov 17
DaphneAL9aMar 15Nov 19
Barstow HeightsCA9aFeb 22Nov 23
Summerlin SouthNV9aMar 13Nov 15
Bainbridge IslandWA9aMar 29Nov 14
BarstowCA9aFeb 22Nov 23
BellviewFL9aFeb 28Nov 29
CrestviewFL9aMar 21Nov 12
PoolerGA9aMar 2Nov 30
WrightFL9aMar 12Nov 19
HuttoTX9aMar 8Nov 21
Inglewood-Finn HillWA9aMar 8Nov 23
CorcoranCA9aFeb 15Nov 27
PrichardAL9aFeb 21Dec 6
PascagoulaMS9aMar 8Nov 19
KenmoreWA9aMar 8Nov 23
ConverseTX9aFeb 21Dec 5
CamasWA9aMar 26Nov 17
Fort Walton BeachFL9aFeb 5Dec 28
BrentFL9aFeb 14Dec 9
Brushy CreekTX9aMar 11Nov 20
Yucca ValleyCA9aMar 14Nov 28
Green ValleyAZ9aFeb 25Nov 27
West PensacolaFL9aFeb 28Nov 29
Canyon LakeTX9aMar 1Dec 1
Mountlake TerraceWA9aMar 8Nov 23
MilwaukieOR9aFeb 25Dec 1
EnsleyFL9aFeb 17Dec 9
BeltonTX9aMar 14Nov 20
HammondLA9aMar 8Nov 19
Oakleaf PlantationFL9aFeb 1Jan 5
SulphurLA9aMar 2Nov 25
Lynn HavenFL9aFeb 15Dec 12
PaceFL9aFeb 17Dec 9
TukwilaWA9aMar 13Nov 16
New CaneyTX9aFeb 13Dec 9
Universal CityTX9aFeb 21Dec 5
OrangeTX9aFeb 28Nov 23
Columbia CityWA9aMar 13Nov 17
ThomasvilleGA9aMar 11Nov 21
FairhopeAL9aMar 10Nov 17
GautierMS9aMar 1Nov 24
ChowchillaCA9aFeb 12Nov 30
ShenandoahLA9aFeb 28Nov 26
NatchitochesLA9aFeb 28Dec 1
ShafterCA9aFeb 20Nov 23
HanahanSC9aMar 7Nov 27
St. MarysGA9aFeb 2Jan 4
Ocean SpringsMS9aFeb 12Dec 14
MesquiteNV9aMar 16Nov 13
Tillmans CornerAL9aFeb 21Dec 6
FoleyAL9aMar 5Nov 23
EloyAZ9aFeb 24Nov 28
Tanque VerdeAZ9aJan 26Dec 16
BlufftonSC9aMar 3Dec 9
TiftonGA9aMar 11Nov 19
TaylorTX9aMar 8Nov 21
TroutdaleOR9aMar 26Nov 17
Oak GroveOR9aMar 18Nov 18
OpelousasLA9aFeb 28Nov 23
BrenhamTX9aMar 2Nov 30
KingslandGA9aMar 14Nov 25
UvaldeTX9ainfo missinginfo missing
ZacharyLA9aFeb 25Nov 26
Coos BayOR9aFeb 21Dec 9
BrunswickGA9aFeb 8Dec 25
UkiahCA9aMar 19Nov 20
Myrtle GroveFL9aFeb 28Nov 29
Bryn Mawr-SkywayWA9aMar 13Nov 16
Long BeachMS9aFeb 18Dec 14
Martha LakeWA9aMar 9Nov 17
Live OakTX9aFeb 21Dec 5
WashougalWA9aMar 26Nov 17
ClearlakeCA9aApr 10Nov 6
Wilmington IslandGA9aMar 2Nov 30
NicevilleFL9aMar 12Nov 19
WarringtonFL9aFeb 28Nov 29
KermanCA9aFeb 18Nov 27
PinevilleLA9aFeb 27Nov 27
MoultrieGA9aMar 6Nov 27
LakewayTX9aMar 17Nov 13
Red BluffCA9aFeb 22Nov 29
WaycrossGA9aMar 15Nov 17
Saint Simon MillsGA9aFeb 9Dec 26
King CityCA9aFeb 23Nov 22
LivingstonCA9aJan 6Dec 20
BudaTX9aMar 10Nov 17
BakerLA9aFeb 25Nov 26
Moss PointMS9aMar 8Nov 19
Port OrchardWA9aMar 29Nov 14
White CenterWA9aMar 13Nov 17
LockhartTX9aMar 5Nov 23
OatfieldOR9aMar 18Nov 18
BeaufortSC9aMar 3Dec 9
GonzalezFL9aFeb 17Dec 9
Lake Forest ParkWA9aMar 8Nov 23
CarriereMS9aMar 9Nov 18
CrowleyLA9aFeb 20Dec 4
MiddleburgFL9aFeb 1Jan 5
Saint Simons IslandGA9aFeb 9Dec 26
Grass ValleyCA9aApr 10Nov 13
On Top of the WorldFL9aFeb 25Dec 12
ArtondaleWA9aMar 11Nov 21
SaddlebrookeAZ9aApr 2Nov 11
BainbridgeGA9aMar 14Nov 17
AbbevilleLA9aFeb 17Dec 5
LumbertonTX9aFeb 25Nov 30
MandevilleLA9aMar 12Nov 18
CoolidgeAZ9aFeb 17Nov 29
Lake CityFL9aMar 1Nov 28
Port RoyalSC9aMar 3Dec 9
Wells BranchTX9aMar 11Nov 20
GladstoneOR9aMar 18Nov 18
YoungsvilleLA9aFeb 19Dec 1
Richmond HillGA9aMar 2Nov 30
BogalusaLA9aMar 2Nov 23
GeorgetownGA9aMar 2Nov 30
DouglasGA9aMar 5Nov 26
El CampoTX9aFeb 23Dec 5
Moss BluffLA9aMar 2Nov 25
MendotaCA9aFeb 12Nov 30
D'IbervilleMS9aFeb 12Dec 14
BroussardLA9aFeb 13Dec 4
Gulf ShoresAL9aMar 5Nov 23
East MiltonFL9aFeb 28Nov 27
Quartz HillCA9aApr 3Nov 1
DeRidderLA9aMar 1Nov 25
VidaliaGA9aMar 2Nov 27
GonzalesLA9aFeb 9Dec 13
PicayuneMS9aMar 9Nov 18
VashonWA9aMar 2Nov 23
GardereLA9aFeb 28Nov 26
Arizona CityAZ9aFeb 28Nov 21
Silver SpringsFL9aFeb 25Dec 12
EuniceLA9aFeb 26Nov 27
AndersonCA9aMar 3Nov 21
VailAZ9aJan 26Dec 16
JenningsLA9aFeb 19Dec 4
Denham SpringsLA9aFeb 25Nov 26
AtmoreAL9aFeb 28Nov 27