155 
CDUS45 KTWC 170749
CLITUS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE TUCSON AZ
1249 AM MST MON MAY 17 2021

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

...THE TUCSON AZ CLIMATE SUMMARY FOR MAY 16 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         92    332 PM 106    1934  92      0       95       
  MINIMUM         64    532 AM  44    1911  62      2       63       
  AVERAGE         78                        77      1       79     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.14 2007   0.00   0.00     0.00     
  MONTH TO DATE    0.00                      0.09  -0.09     0.01     
  SINCE OCT 1      1.44                      4.76  -3.32     5.63     
  SINCE JAN 1      1.04                      2.57  -1.53     2.10     

SNOWFALL (IN)                                                              
  YESTERDAY       MM                                                  
  MONTH TO DATE    0.0                                                
  SINCE JUL 1      1.0                                                

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE MAR 1    179                       182     -3      155        
  SINCE JUL 1   1198                      1327   -129     1258        

 COOLING                                                              
  YESTERDAY       13                        12      1       14        
  MONTH TO DATE  214                       151     63      256        
  SINCE MAR 1    481                       330    151      435        
  SINCE JAN 1    487                       336    151      435        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (250)       
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     W (260)       
  AVERAGE WIND SPEED     9.8                                        


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    20          1000 PM                                      
 LOWEST      5           200 PM                                      
 AVERAGE    13                                                        

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


THE TUCSON AZ CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   92       103      2003                      
 MINIMUM TEMPERATURE (F)   62        44      1911                      


SUNRISE AND SUNSET                                                    
MAY 17 2021...........SUNRISE   525 AM MST   SUNSET   716 PM MST     
MAY 18 2021...........SUNRISE   524 AM MST   SUNSET   717 PM MST     


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




$$