618  
CDUS45 KTWC 110733  
CLIDUG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TUCSON AZ  
1233 AM MST WED DEC 11 2019  
   
...............................
 
 
   
..THE DOUGLAS AZ CLIMATE SUMMARY FOR DECEMBER 10 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1948 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 58 348 PM 78 1993 63 -5 62  
2015  
MINIMUM 34 722 AM 7 1978 30 4 28  
AVERAGE 46 46 0 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.08 1982 0.04 -0.04 0.00  
MONTH TO DATE 0.62 0.32 0.30 0.31  
SINCE OCT 1 5.29 1.90 3.39 3.29  
SINCE JAN 1 15.67 12.45 3.22 13.44  
 
DEGREE DAYS  
HEATING  
YESTERDAY 19 19 0 20  
MONTH TO DATE 144 179 -35 173  
SINCE DEC 1 144 179 -35 173  
SINCE JUL 1 589 614 -25 725  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1661 1813 -152 1971    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 300 AM  
LOWEST 49 400 PM  
AVERAGE 73  
   
......................................................
 
 
THE DOUGLAS AZ CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 80 1987  
MINIMUM TEMPERATURE (F) 30 14 1978  
 
SUNRISE AND SUNSET  
DECEMBER 11 2019......SUNRISE 707 AM MST SUNSET 516 PM MST  
DECEMBER 12 2019......SUNRISE 708 AM MST SUNSET 516 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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