957  
CDUS45 KPSR 190812  
CLIPHX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
112 AM MST WED DEC 19 2018  
 
   
...............................
 
 
   
..THE PHOENIX AZ CLIMATE SUMMARY FOR DECEMBER 18 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 70 417 PM 79 1950 65 5 67  
MINIMUM 46 757 AM 29 1933 44 2 46  
1916  
1895  
AVERAGE 58 55 3 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.02 1978 0.03 -0.03 0.00  
MONTH TO DATE 0.05 0.52 -0.47 0.23  
SINCE OCT 1 5.75 1.75 4.00 0.23  
SINCE JAN 1 9.15 7.67 1.48 4.96  
 
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 10 -3 8  
MONTH TO DATE 132 164 -32 75  
SINCE DEC 1 132 164 -32 75  
SINCE JUL 1 207 267 -60 76  
 
COOLING  
YESTERDAY 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 12 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 400 AM  
LOWEST 25 400 PM  
AVERAGE 51  
   
......................................................
 
 
THE PHOENIX AZ CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 79 1917  
MINIMUM TEMPERATURE (F) 44 25 1968  
 
SUNRISE AND SUNSET  
DECEMBER 19 2018......SUNRISE 727 AM MST SUNSET 523 PM MST  
DECEMBER 20 2018......SUNRISE 728 AM MST SUNSET 524 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 38  
LOWEST DEW POINT 32  
AVERAGE DEW POINT 36   
.................................................................
 
 

 
 
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