038  
CDUS46 KMTR 260031  
CLILVK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
531 PM PDT TUE APR 25 2017  
 
   
...............................
 
 
   
..THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR APRIL 25 2017
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1930 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 67 142 PM 92 2004 71 -4 68  
MINIMUM 49 306 AM 32 1964 46 3 43  
AVERAGE 58 59 -1 56  
 
PRECIPITATION (IN)  
TODAY 0.00 0.59 1994 0.02 -0.02 0.00  
MONTH TO DATE 2.02 0.89 1.13 1.62  
SINCE OCT 1 25.35 14.71 10.64 15.13  
SINCE JAN 1 18.89 9.13 9.76 10.13  
 
DEGREE DAYS  
HEATING  
TODAY 7 7 0 9  
MONTH TO DATE 203 228 -25 110  
SINCE MAR 1 478 585 -107 390  
SINCE JUL 1 2337 2592 -255 2095  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 8  
SINCE MAR 1 0 1 -1 8  
SINCE JAN 1 0 1 -1 8    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 9.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 300 AM  
LOWEST 52 1200 PM  
AVERAGE 69  
   
......................................................
 
 
 
THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 93 2004  
MINIMUM TEMPERATURE (F) 46 35 1975  
 
 
SUNRISE AND SUNSET  
APRIL 25 2017.........SUNRISE 618 AM PDT SUNSET 752 PM PDT  
APRIL 26 2017.........SUNRISE 617 AM PDT SUNSET 753 PM PDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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