Masonry Magazine February 1968 Page. 20
San Joaquin Valleys
Central and So. San Joaquin Valley
South Coastal areas
Imperial Valley
Desert Areas Yuma, Ariz, ARIZ. UTAH COLO. Ν. Μ.
Phoenix Tucson-Bisbee Douglas
West of Rockies No. Arizona. Utah Colo. New Mexico
East of Rockles Colorado and New Mexico
MONTANA WYOMING
West of Great Divide
East of Great Divide (and So. Sask, and So. Alberta)
GREAT PLAINS STATES
N. Dakota So. Dakota Western Minn. and Southern Manitoba
Nebraska Kansas Western Iowa and Western Missouri
Oklahoma Western Arkansas
TEXAS
Panhandle
Northeast North Central
Coastal (Central and East)
Rio Grande Valley Coastal Bend
West
MISSISSIPPI and OHIO VALLEY
S. E. Minn. So. Wisc.
Eastern lowa N. Illinois
Eastern Missouri Eastern Ark.
Northern Mississippi
So. Indiana So. Illinois
Kentucky Tennessee
S. W. Penn. So. Ohlo
West Virginia
GREAT LAKES STATES
N. Michigan N. E. Minnesota
N. Wisconsin-S. W. Ontario
N. Ohio N. Indiana
So. Michigan S. E. Ontario
W. New York N. W. Penn.
EASTERN SEABOARD
New England States (Coastal)
New England States (Inland)
E. Penn. S. E. New York - New Jersey Delaware Maryland
Virginia North Carolina
South Carolina - Georgia
N. E. Florida
GULF STATES
Alabama Southern Mississippi.
Louisiana and Northwest Florida
Central Florida - Citrus Areas
So. Florida Lake Okeechobee
South
Chicago, Ill. A 2.3 2.7
Cincinnati, O. B 3.5 3.9
Cleveland, O. 2.1 3.1
Columbus, O. B 4.7 2.9
Corpus Christi, Tex. A 0.1 1.4
Dallas, Tex. N 0.5 1.1
Denver, Colo. N 1.8 2.2
Duluth, Minn. A 0.7 1.6
Edmonton, Can. N 1.2 0.8
El Paso, Tex. A 0.2 0.4
Fargo, N.D. N 0.3 0.8
Fresno, Cal. A 3.2 2.0
Great Falls, Mont. N 2.2 0.9
Hollister, Cal. N 3.2 1.9
Houlton, Me. N 0.8 2.7
Houston, Tex. A 0.8 2.4
Huron, S.D. A 0.2 1.1
Imperial, Cal. A 2.3 5.6
Lubbock, Tex. A 2.1 0.7
Jackson, Miss. A 0.8 3.5
Jacksonville, Fia. A 2.8 1.6
New Orleans, La. A 1.6 5.3
North Platte, Neb. N 0.1 1.0
Portland, Me. N 2.2 4.3
Raleigh, N.C. N 1.6 3.4
Rapid City, S.D. N 1.2 0.8
Winnipeg, Can. A 0.1 0.2
These weather trends are not to be reproduced for others nor quoted without written consent of National Weather Institute, Inc., 334 South La Brea Avenue, Los Angeles, Calif. 90036, and while not guaranteed, they are based upon official climatological data and upon a scientific consideration of long period weather