1 |
Below -50 F
|
Below -45.6 C
|
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 |
9a |
20
to 25 F
|
-3.9
to -6.6 C |
Houston,
Texas; St. Augustine, Florida |
9b |
25
to 30 F
|
-1.2
to -3.8 C |
Brownsville,
Texas; Fort Pierce, Florida |
10a |
30
to 35 F
|
1.6
to -1.1 C |
Naples,
Florida; Victorville, California |
10b |
35
to 40 F
|
4.4
to 1.7 C |
Miami,
Florida; Coral Gables, Florida |
11 |
above
40 F
|
above
4.5 C |
Honolulu,
Hawaii; Mazatlan, Mexico |