Table 15

Climate Statistics During May for Selected Stations within the Umbral Path


                              Mean      Mean    Prevail. Days with    Sunshine     Days
                              High      Low       Wind  lt 3/10ths      hours      with
                              Temp.     Temp.            cloud and                 Rain
Station                       deg F     deg F               good      E=estimate
                                                         visibility
MEXICO                                                
Puerto Cortes                  69        62        N        21.7          -         1.0
Hermosillo                     96        59        -        24.0          -         0.5
Guaymas                        70        58        -        24.7         310        0.5
Chihuahua                      87        58        -        21.7         284        0.9
Nuevo Casas Grandes            91        62        -        20.6          -         0.9

UNITED STATES                                                
Bisbee-Douglas, Arizona        85        49        -        19.7         388E       0.3
Alamagordo, New Mexico         85        55        -        16.7         360E       0.5
Las Cruces, New Mexico         83        60        -        17.4         370E       1.1
Deming, New Mexico             85        49        -         -           380E       0.6
Roswell, New Mexico            85        55        S        15.6         330        3.2
El Paso, Texas                 87        57        WSW      17.6         373        1.1
Lubbock, Texas                 83        55        S        12.5         315E       5.8
Childress, Texas               81        57        -        11.3         305E       7.1
Amarillo, Texas                79        52        S        12.3         305        5.9
Altus, Oklahoma                82        60        SSE       9.9         300E       6.8
Oklahoma City, Oklahoma        79        58        S        10.5         290        7.3
Wichita, Kansas                77        55        S         8.2         291        6.3
Kansas City, Kansas            74        54        S         7.3         278        7.2
Jefferson City, Missouri       75        54        -         6.9         280E       7.1
Springfield, Illinois          74        53        S         7.2         282        7.3
Toledo, Ohio                   71        47        ENE       6.2         263        6.6
Detroit, Michigan              70        47        W         5.1         263        5.7
Cleveland, Ohio                69        48        N         7.4         274        6.7
Rochester, New York            68        46        WSW       6.5         274        6.3
Burlington, Vermont            67        44        S         5.2         244        6.3
Portland, Maine                63        43        S         6.8         268        6.6
Augusta, Maine                 65        43        -         4.5        290E        6.7

CANADA                                                
Toronto, Ontario               65        43        N         5.8        233         7.8
St John, New Brunswick         58        38        SSW       7.0        203         8.1
Halifax, Nova Scotia           58        39        S          -         207          -

AZORES, PORTUGAL                                                
Corvo, Flores                  65        59        -         3.3        162         6.6
Horta, Ilha do Pico            67        57        -         5.8        177         5.9
Lajes, Ilha Terceira           66        57        NW        0.7        160         4.1
Ponta Delgada, 
     Ilha de Sao Miguel        67        56        -         3.2        158         5.0

MOROCCO                                                
Marrakesh                      84        57        W        29.3        288         1.5
Casablanca                     72        56        N        12.8        292         2.2
Ifrane                         66        41        -          -         244        
Midelt                         73        48        -          -         303        
Kenitra                        75        58        NW       12.5        298         2.0