628  
CDUS45 KTWC 181433  
CLITUS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TUCSON AZ  
733 AM MST MON DEC 18 2023  
   
...............................  
 
   
..THE TUCSON AZ CLIMATE SUMMARY FOR DECEMBER 18 2023  
 
VALID AS OF 0700 AM 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  
MINIMUM 45 435 AM 23 1916 40 5 42  
1933  
 
PRECIPITATION (IN)  
TODAY 0.00 0.67 1978 0.03 -0.03 0.00  
MONTH TO DATE 0.20 0.57 -0.37 1.19  
SINCE OCT 1 0.67 1.80 -1.13 1.72  
SINCE JAN 1 8.94 10.22 -1.28 7.33  
 
SNOWFALL (IN)  
TODAY 0.0  
 
DEGREE DAYS  
HEATING  
TODAY 14 13 1 12  
 
COOLING  
TODAY 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 6.8  
 
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 24 1200 AM  
   
......................................................  
 
THE TUCSON AZ CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 81 1917  
MINIMUM TEMPERATURE (F) 40 19 1895  
 
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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