451  
CDUS45 KTWC 210027 RRA  
CLIDUG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TUCSON AZ  
527 PM MST WED SEP 20 2017  
 
   
...............................
 
 
   
..THE DOUGLAS AZ CLIMATE SUMMARY FOR SEPTEMBER 20 2017
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1948 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 91 333 PM 97 2011 89 2 91  
MINIMUM 60 632 AM 46 1993 58 2 62  
AVERAGE 76 73 3 77  
 
PRECIPITATION (IN)  
TODAY 0.00 0.05 -0.05 0.00  
MONTH TO DATE T 1.09 -1.09 1.23  
SINCE OCT 1 10.03 12.65 -2.62 12.64  
SINCE JAN 1 8.68 10.10 -1.42 11.43  
 
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 11 8 3 12  
MONTH TO DATE 235 215 20 181  
SINCE SEP 1 235 215 20 181  
SINCE JAN 1 1732 1685 47 1652    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 8.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78  
LOWEST 17  
AVERAGE 48  
   
......................................................
 
 
 
THE DOUGLAS AZ CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 96 2011  
2003  
MINIMUM TEMPERATURE (F) 58 42 1965  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2017.....SUNRISE 606 AM MST SUNSET 617 PM MST  
SEPTEMBER 21 2017.....SUNRISE 606 AM MST SUNSET 616 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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