573  
CDUS45 KTWC 150731  
CLITUS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TUCSON AZ  
1231 AM MST FRI AUG 15 2025  
   
...............................
 
 
   
..THE TUCSON AZ CLIMATE SUMMARY FOR AUGUST 14 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 99 530 PM 111 2020 99 0 101  
MINIMUM 77 1159 PM 61 1918 75 2 78  
AVERAGE 88 87 1 90  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.25 1940 0.07 -0.07 0.00  
MONTH TO DATE 0.03 0.97 -0.94 0.95  
SINCE OCT 1 3.25 8.28 -5.03 12.66  
SINCE JAN 1 2.82 6.09 -3.27 10.72  
 
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 23 22 1 25  
MONTH TO DATE 395 308 87 344  
SINCE JUN 1 1876 1663 213 1915  
SINCE JAN 1 2541 2218 323 2452    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 9.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 54 700 AM  
LOWEST 19 400 PM  
AVERAGE 37  
   
......................................................
 
 
THE TUCSON AZ CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 99 110 2015  
MINIMUM TEMPERATURE (F) 75 63 1913  
1918  
 
SUNRISE AND SUNSET  
AUGUST 15 2025........SUNRISE 548 AM MST SUNSET 707 PM MST  
AUGUST 16 2025........SUNRISE 549 AM MST SUNSET 706 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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