583  
CDUS45 KTWC 130738  
CLITUS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TUCSON AZ  
1238 AM MST SAT SEP 13 2025  
   
...............................  
 
   
..THE TUCSON AZ CLIMATE SUMMARY FOR SEPTEMBER 12 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 97 434 PM 106 2017 96 1 101  
MINIMUM 77 652 AM 55 1920 72 5 73  
AVERAGE 87 84 3 87  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 1.48 1966 0.05 0.01 0.00  
MONTH TO DATE 0.07 0.67 -0.60 0.00  
SINCE OCT 1 3.40 9.96 -6.56 12.91  
SINCE JAN 1 2.97 7.77 -4.80 10.97  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 22 19 3 22  
MONTH TO DATE 263 242 21 292  
SINCE SEP 1 263 242 21 292  
SINCE JAN 1 3211 2831 380 3152    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 500 AM  
LOWEST 24 400 PM  
AVERAGE 48  
   
......................................................  
 
THE TUCSON AZ CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 96 107 1895  
MINIMUM TEMPERATURE (F) 72 52 1952  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2025.....SUNRISE 607 AM MST SUNSET 632 PM MST  
SEPTEMBER 14 2025.....SUNRISE 607 AM MST SUNSET 630 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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