AFOS product CLITUS
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175 
CDUS45 KTWC 160731
CLITUS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE TUCSON AZ
1231 AM MST THU DEC 16 2021

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

...THE TUCSON AZ CLIMATE SUMMARY FOR DECEMBER 15 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         63   1215 AM  84    2016  65     -2       60       
  MINIMUM         42    600 AM  19    1911  40      2       34       
  AVERAGE         53                        52      1       47     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.06          1.22 1967   0.03   0.03     0.00     
  MONTH TO DATE    0.46                      0.47  -0.01     0.24     
  SINCE OCT 1      0.48                      1.70  -1.22     0.39     
  SINCE JAN 1     14.31                     10.12   4.19     4.16     

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

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       12                        12      0       18        
  MONTH TO DATE   71                       168    -97      139        
  SINCE DEC 1     71                       168    -97      139        
  SINCE JUL 1    110                       337   -227      316        

 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    25   HIGHEST WIND DIRECTION    NW (320)       
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION    NW (330)       
  AVERAGE WIND SPEED     6.8                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.8                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  RAIN                                                                
  LIGHT RAIN                                                          
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 AM                                      
 LOWEST     41           100 AM                                      
 AVERAGE    67                                                        

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


THE TUCSON AZ CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   65        79      1939                      
                                             1969                     
                                             1980                     
 MINIMUM TEMPERATURE (F)   40        19      1901                      


SUNRISE AND SUNSET                                                    
DECEMBER 16 2021......SUNRISE   718 AM MST   SUNSET   521 PM MST     
DECEMBER 17 2021......SUNRISE   718 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.




$$