721  
CDUS45 KPSR 042318  
CLIPHX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
415 PM MST TUE DEC 4 2018  
 
   
...............................
 
 
   
..THE PHOENIX AZ CLIMATE SUMMARY FOR DECEMBER 4 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 65 359 PM 83 1979 68 -3 73  
MINIMUM 43 632 AM 28 1909 46 -3 53  
1897  
AVERAGE 54 57 -3 63  
 
PRECIPITATION (IN)  
TODAY 0.00 0.91 1992 0.03 -0.03 0.00  
MONTH TO DATE 0.00 0.11 -0.11 0.00  
SINCE OCT 1 5.70 1.34 4.36 T  
SINCE JAN 1 9.10 7.26 1.84 4.73  
 
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 11 8 3 2  
MONTH TO DATE 40 31 9 2  
SINCE DEC 1 40 31 9 2  
SINCE JUL 1 115 134 -19 3  
 
COOLING  
TODAY 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 15 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 200 AM  
LOWEST 20 200 PM  
AVERAGE 52  
   
......................................................
 
 
THE PHOENIX AZ CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 82 2012  
1965  
1939  
MINIMUM TEMPERATURE (F) 46 25 1909  
 
SUNRISE AND SUNSET  
DECEMBER 4 2018......SUNRISE 717 AM MST SUNSET 520 PM MST  
DECEMBER 5 2018......SUNRISE 717 AM MST SUNSET 520 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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