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194 
CDUS45 KTWC 190734
CLITUS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE TUCSON AZ
1234 AM MST THU AUG 19 2021

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

...THE TUCSON AZ CLIMATE SUMMARY FOR AUGUST 18 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         90    404 PM 108    2020  99     -9      108       
  MINIMUM         75    625 AM  61    1918  75      0       84       
  AVERAGE         83                        87     -4       96     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.02          1.03 1936   0.06  -0.04     0.00     
  MONTH TO DATE    3.63                      1.21   2.42     0.27     
  SINCE OCT 1     13.30                      8.52   4.78     6.41     
  SINCE JAN 1     12.90                      6.33   6.57     2.88     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0                                                
  MONTH TO DATE    0.0                                                
  SINCE JUL 1      0.0                                                

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE JUN 1      0                         0      0        0        
  SINCE JUL 1      0                         0      0        0        

 COOLING                                                              
  YESTERDAY       18                        22     -4       31        
  MONTH TO DATE  370                       396    -26      525        
  SINCE JUN 1   1776                      1751     25     2003        
  SINCE JAN 1   2467                      2306    161     2672        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    SW (210)       
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SW (210)       
  AVERAGE WIND SPEED     8.6                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER  MM                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           100 AM                                      
 LOWEST     42           300 PM                                      
 AVERAGE    63                                                        

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


THE TUCSON AZ CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   99       111      2020                      
 MINIMUM TEMPERATURE (F)   75        60      1924                      


SUNRISE AND SUNSET                                                    
AUGUST 19 2021........SUNRISE   551 AM MST   SUNSET   703 PM MST     
AUGUST 20 2021........SUNRISE   552 AM MST   SUNSET   702 PM MST     


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




$$