AFOS product CLITUS
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735 
CDUS45 KTWC 180732
CLITUS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE TUCSON AZ
1232 AM MST SAT DEC 18 2021

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

...THE TUCSON AZ CLIMATE SUMMARY FOR DECEMBER 17 2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2021


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         60    151 PM  83    2013  65     -5       75       
  MINIMUM         35    744 AM  19    1911  40     -5       39       
  AVERAGE         48                        52     -4       57     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.70 1987   0.03  -0.03     0.00     
  MONTH TO DATE    0.46                      0.54  -0.08     0.24     
  SINCE OCT 1      0.48                      1.77  -1.29     0.39     
  SINCE JAN 1     14.31                     10.19   4.12     4.16     

SNOWFALL (IN)                                                              
  YESTERDAY       MM                                                  
  MONTH TO DATE   MM                                                  
  SINCE JUL 1     MM                                                  

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       17                        13      4        8        
  MONTH TO DATE  102                       194    -92      163        
  SINCE DEC 1    102                       194    -92      163        
  SINCE JUL 1    141                       363   -222      340        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    7                         0      7        3        
  SINCE DEC 1      7                         0      7        3        
  SINCE JAN 1   3600                      3423    177     4150        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     N (350)       
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (310)       
  AVERAGE WIND SPEED     4.9                                        


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    89           700 AM                                      
 LOWEST     34           100 PM                                      
 AVERAGE    62                                                        

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


THE TUCSON AZ CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   65        80      1950                      
 MINIMUM TEMPERATURE (F)   40        23      1916                      
                                             1933                     


SUNRISE AND SUNSET                                                    
DECEMBER 18 2021......SUNRISE   719 AM MST   SUNSET   522 PM MST     
DECEMBER 19 2021......SUNRISE   720 AM MST   SUNSET   522 PM MST     


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




$$