Western Canada - USDA Hardiness Zones

 

Western Canada Hardiness Zones Map

Check the color of the section in your area on the map with the color key below.

USDA Zone

Temperature Range

Example Cities

1

Below -50 F
(below -45.6C)

Fairbanks, Alaska
Resolute, Northwest Territories (Canada)

2a

-50 to -45 F
(-42.8 to -45.5 C)

Prudhoe Bay, Alaska
Flin Flon, Manitoba (Canada)

2b

-45 to -40 F
(-40.0 to -42.7 C)

Unalakleet, Alaska
Pinecreek, Minnesota

3a

-40 to -35 F
(-37.3 to -39.9 C)

International Falls, Minnesota
St. Michael, Alaska

3b

-35 to -30 F
(-34.5 to -37.2 C)

Tomahawk, Wisconsin
Sidney, Montana

4a

-30 to -25 F
(-31.7 to -34.4 C)

Minneapolis/St. Paul, Minnesota
Lewistown, Montana

4b

-25 to -20 F
(-28.9 to -31.6 C)

Northwood, Iowa
Nebraska

5a

-20 to -15 F
(-26.2 to -28.8 C)

Des Moines, Iowa
Illinois

5b

-15 to -10 F
(-23.4 to -26.1 C)

Columbia, Missouri
Mansfield, Pennsylvania

6a

-10 to -5 F
(-20.6 to -23.3 C)

St. Louis, Missouri
Lebanon, Pennsylvania

6b

-5 to 0 F
(-17.8 to -20.5 C)

McMinnville, Tennessee
Branson, Missouri

7a

0 to 5 F
(-15.0 to -17.7 C)

Oklahoma City, Oklahoma
South Boston, Virginia

7b

5 to 10 F
(-12.3 to -14.9 C)

Little Rock, Arkansas
Griffin, Georgia

8a

10 to 15 F
(-9.5 to -12.2 C)

Tifton, Georgia
Dallas, Texas

8b

15 to 20 F
(-6.7 to -9.4 C)

Austin, Texas
Gainesville, Florida