908  
CDUS45 KPSR 100820  
CLIPHX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
120 AM MST MON DEC 10 2018  
 
   
...............................
 
 
   
..THE PHOENIX AZ CLIMATE SUMMARY FOR DECEMBER 9 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1895 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL   
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 70 431 PM 84 1981 67 3 76  
MINIMUM 46 703 AM 24 1916 45 1 43  
AVERAGE 58 56 2 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.77 1943 0.03 -0.03 0.00  
MONTH TO DATE 0.05 0.25 -0.20 0.07  
SINCE OCT 1 5.75 1.48 4.27 0.07  
SINCE JAN 1 9.15 7.40 1.75 4.80  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE JAN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 9 -2 5  
MONTH TO DATE 71 75 -4 34  
SINCE DEC 1 71 75 -4 34  
SINCE JUL 1 146 178 -32 35  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 15  
SINCE DEC 1 0 0 0 15  
SINCE JAN 1 4943 4606 337 5208   
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 500 AM  
LOWEST 33 400 PM  
AVERAGE 63  
   
......................................................
 
 
THE PHOENIX AZ CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 87 1950  
MINIMUM TEMPERATURE (F) 45 29 1967  
1916  
 
SUNRISE AND SUNSET  
DECEMBER 10 2018......SUNRISE 721 AM MST SUNSET 521 PM MST  
DECEMBER 11 2018......SUNRISE 722 AM MST SUNSET 521 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

   
.................................................................
 
 
DEW POINT  
HIGHEST DEW POINT 46  
LOWEST DEW POINT 39  
AVERAGE DEW POINT 43   
.................................................................
 
 

 
 
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