043  
CDUS45 KTWC 210808  
CLITUS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TUCSON AZ  
108 AM MST MON SEP 21 2026  
   
...............................
 
 
   
..THE TUCSON AZ CLIMATE SUMMARY FOR SEPTEMBER 20 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 96 423 PM 104 1926 94 2 95  
MINIMUM 72 647 AM 50 1965 69 3 73  
AVERAGE 84 82 2 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.36 1974 0.04 -0.04 0.00  
MONTH TO DATE 0.42 1.02 -0.60 0.59  
SINCE OCT 1 11.37 10.31 1.06 3.92  
SINCE JAN 1 7.89 8.12 -0.23 3.49  
 
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 19 17 2 19  
MONTH TO DATE 406 384 22 423  
SINCE SEP 1 406 384 22 423  
SINCE JAN 1 3555 2973 582 3371    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 51 600 AM  
LOWEST 23 400 PM  
AVERAGE 37  
   
......................................................
 
 
THE TUCSON AZ CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 94 105 1954  
MINIMUM TEMPERATURE (F) 69 47 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2026.....SUNRISE 611 AM MST SUNSET 621 PM MST  
SEPTEMBER 22 2026.....SUNRISE 612 AM MST SUNSET 620 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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