147  
CDUS45 KTWC 171451  
CLITUS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TUCSON AZ  
751 AM MST WED SEP 17 2025  
   
...............................
 
 
   
..THE TUCSON AZ CLIMATE SUMMARY FOR SEPTEMBER 17 2025
 
 
VALID AS OF 0700 AM LOCAL TIME.  
 
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)  
TODAY  
MINIMUM 78 646 AM 52 1899 70 8 74  
1906  
1915  
 
PRECIPITATION (IN)  
TODAY 0.00 1.33 1991 0.05 -0.05 0.01  
MONTH TO DATE 0.07 0.90 -0.83 0.12  
SINCE OCT 1 3.40 10.19 -6.79 13.03  
SINCE JAN 1 2.97 8.00 -5.03 11.09  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
 
COOLING  
TODAY 15 18 -3 18    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53 1200 AM  
   
......................................................
 
 
THE TUCSON AZ CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 105 1956  
2010  
MINIMUM TEMPERATURE (F) 70 53 1906  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2025.....SUNRISE 609 AM MST SUNSET 626 PM MST  
SEPTEMBER 18 2025.....SUNRISE 610 AM MST SUNSET 625 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab AZ Page Main Text Page