044  
CDUS45 KPSR 122321  
CLIPHX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
418 PM MST WED DEC 12 2018  
 
   
...............................
 
 
   
..THE PHOENIX AZ CLIMATE SUMMARY FOR DECEMBER 12 2018
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 68 303 PM 79 2010 66 2 75  
MINIMUM 46 632 AM 28 1971 45 1 46  
1949  
AVERAGE 57 55 2 61  
 
PRECIPITATION (IN)  
TODAY 0.00 0.72 1934 0.03 -0.03 0.00  
MONTH TO DATE 0.05 0.34 -0.29 0.07  
SINCE OCT 1 5.75 1.57 4.18 0.07  
SINCE JAN 1 9.15 7.49 1.66 4.80  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE JAN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 8 10 -2 4  
MONTH TO DATE 86 104 -18 39  
SINCE DEC 1 86 104 -18 39  
SINCE JUL 1 161 207 -46 40  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 19  
SINCE DEC 1 0 0 0 19  
SINCE JAN 1 4943 4606 337 5212   
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 600 AM  
LOWEST 37 300 PM  
AVERAGE 59  
   
......................................................
 
 
THE PHOENIX AZ CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 82 2010  
MINIMUM TEMPERATURE (F) 45 26 1911  
1901  
 
SUNRISE AND SUNSET  
DECEMBER 12 2018......SUNRISE 723 AM MST SUNSET 521 PM MST  
DECEMBER 13 2018......SUNRISE 723 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.  
 

 
 
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