004  
CDUS45 KTWC 170731  
CLITUS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TUCSON AZ  
1231 AM MST SUN SEP 17 2023  
   
...............................
 
 
   
..THE TUCSON AZ CLIMATE SUMMARY FOR SEPTEMBER 16 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 100 533 PM 104 1895 95 5 98  
1928  
MINIMUM 68 623 AM 50 1903 71 -3 68  
AVERAGE 84 83 1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.07 1925 0.04 -0.04 0.00  
MONTH TO DATE 0.34 0.85 -0.51 0.35  
SINCE OCT 1 10.07 10.14 -0.07 6.51  
SINCE JAN 1 8.27 7.95 0.32 5.15  
 
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 SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 19 18 1 18  
MONTH TO DATE 358 315 43 332  
SINCE SEP 1 358 315 43 332  
SINCE JAN 1 3225 2904 321 3216    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 36 300 AM  
LOWEST 12 500 PM  
AVERAGE 24  
   
......................................................
 
 
THE TUCSON AZ CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 105 1956  
MINIMUM TEMPERATURE (F) 70 52 1899  
1906  
1915  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2023.....SUNRISE 609 AM MST SUNSET 627 PM MST  
SEPTEMBER 18 2023.....SUNRISE 609 AM MST SUNSET 626 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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