CDUS45 KTWC 190749
CLITUS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE TUCSON AZ
1249 AM MST TUE MAY 19 2026

...................................

...THE TUCSON AZ CLIMATE SUMMARY FOR MAY 18 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         87    420 PM 102    2009  93     -6       85       
  MINIMUM         64    529 AM  47    1903  62      2       66       
                                      1933                           
                                      1962                           
  AVERAGE         76                        77     -1       76     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.48 2023   0.01  -0.01     0.00     
  MONTH TO DATE    0.40                      0.11   0.29     0.03     
  SINCE OCT 1      5.99                      4.78   1.21     0.99     
  SINCE JAN 1      2.51                      2.59  -0.08     0.56     

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        5        
  SINCE MAR 1     29                       182   -153      178        
  SINCE JUL 1    662                      1327   -665     1030        

 COOLING                                                              
  YESTERDAY       11                        12     -1       11        
  MONTH TO DATE  226                       175     51      188        
  SINCE MAR 1    696                       354    342      439        
  SINCE JAN 1    731                       360    371      450        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (250)       
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (260)       
  AVERAGE WIND SPEED    10.1                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.0                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    28           400 AM                                      
 LOWEST     10          1200 AM                                      
 AVERAGE    19                                                        

..........................................................


THE TUCSON AZ CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   93       104      1925                      
 MINIMUM TEMPERATURE (F)   63        42      1903                      


SUNRISE AND SUNSET                                                    
MAY 19 2026...........SUNRISE   524 AM MST   SUNSET   717 PM MST     
MAY 20 2026...........SUNRISE   523 AM MST   SUNSET   718 PM MST     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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