139  
CDUS45 KTWC 180732  
CLITUS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TUCSON AZ  
1232 AM MST MON DEC 18 2023  
   
...............................
 
 
   
..THE TUCSON AZ CLIMATE SUMMARY FOR DECEMBER 17 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 82 409 PM 83 2013 65 17 62  
MINIMUM 44 630 AM 19 1911 40 4 30  
AVERAGE 63 52 11 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.70 1987 0.03 -0.03 0.00  
MONTH TO DATE 0.20 0.54 -0.34 1.19  
SINCE OCT 1 0.67 1.77 -1.10 1.72  
SINCE JAN 1 8.94 10.19 -1.25 7.33  
 
SNOWFALL (IN)  
YESTERDAY MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 13 -11 19  
MONTH TO DATE 120 194 -74 189  
SINCE DEC 1 120 194 -74 189  
SINCE JUL 1 207 363 -156 412  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 0  
SINCE DEC 1 2 0 2 0  
SINCE JAN 1 3960 3423 537 3707    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 5.2  
 
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 31 700 AM  
LOWEST 8 400 PM  
AVERAGE 20  
   
......................................................
 
 
THE TUCSON AZ CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 80 1950  
MINIMUM TEMPERATURE (F) 40 23 1916  
1933  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 719 AM MST SUNSET 522 PM MST  
DECEMBER 19 2023......SUNRISE 719 AM MST SUNSET 522 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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