878  
CDUS45 KTWC 200037  
CLITUS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TUCSON AZ  
537 PM MST TUE SEP 19 2023  
   
...............................
 
 
   
..THE TUCSON AZ CLIMATE SUMMARY FOR SEPTEMBER 19 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 99 325 PM 103 1901 94 5 101  
1928  
1934  
MINIMUM 67 642 AM 53 1909 70 -3 71  
AVERAGE 83 82 1 86  
 
PRECIPITATION (IN)  
TODAY 0.00 0.76 2018 0.04 -0.04 0.00  
MONTH TO DATE 0.34 0.98 -0.64 0.35  
SINCE OCT 1 10.07 10.27 -0.20 6.51  
SINCE JAN 1 8.27 8.08 0.19 5.15  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE T  
SINCE SEP 1 T  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 18 17 1 21  
MONTH TO DATE 417 367 50 390  
SINCE SEP 1 417 367 50 390  
SINCE JAN 1 3284 2956 328 3274    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED MM  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER MM  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 42 700 AM  
LOWEST 6 300 PM  
AVERAGE 24  
   
......................................................
 
 
THE TUCSON AZ CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 94 104 1926  
MINIMUM TEMPERATURE (F) 69 50 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2023.....SUNRISE 610 AM MST SUNSET 624 PM MST  
SEPTEMBER 20 2023.....SUNRISE 611 AM MST SUNSET 623 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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