870  
CDUS45 KTWC 180735  
CLITUS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TUCSON AZ  
1235 AM MST TUE JUL 18 2023  
   
...............................
 
 
   
..THE TUCSON AZ CLIMATE SUMMARY FOR JULY 17 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 111R 330 PM 111 2005 100 11 106  
MINIMUM 77 548 PM 65 1905 77 0 78  
1909  
AVERAGE 94 88 6 92  
 
PRECIPITATION (IN)  
YESTERDAY 0.45 1.84 1908 0.09 0.36 0.00  
MONTH TO DATE 0.45 1.03 -0.58 0.04  
SINCE OCT 1 5.79 6.13 -0.34 2.30  
SINCE JAN 1 3.99 3.94 0.05 0.94  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE JUL 1 MM  
 
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 29 23 6 27  
MONTH TO DATE 500 405 95 457  
SINCE JUN 1 1096 1039 57 1189  
SINCE JAN 1 1678 1594 84 1907    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 40 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 64 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 65 500 PM  
LOWEST 16 400 PM  
AVERAGE 41  
   
......................................................
 
 
THE TUCSON AZ CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 100 109 1989  
1992  
MINIMUM TEMPERATURE (F) 77 60 1913  
 
SUNRISE AND SUNSET  
JULY 18 2023..........SUNRISE 530 AM MST SUNSET 730 PM MST  
JULY 19 2023..........SUNRISE 530 AM MST SUNSET 729 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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