289  
CDUS46 KMTR 150826  
CLINUQ  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1226 AM PST FRI DEC 15 2017  
 
   
...............................
 
 
   
..THE MOFFETT FIELD CLIMATE SUMMARY FOR DECEMBER 14 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1945 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 69 326 PM 72 1988 59 10 64  
MINIMUM 38 430 AM 27 1945 43 -5 51  
AVERAGE 54 51 3 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.25 2002 0.08 -0.08 0.00  
MONTH TO DATE 0.02 0.99 -0.97 0.60  
SINCE OCT 1 1.89 3.27 -1.38 3.69  
SINCE JAN 1 15.53 13.11 2.42 12.44  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 7  
MONTH TO DATE 184 163  
SINCE DEC 1 184 163  
SINCE JUL 1 466 450  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 689 460    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (10)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 1.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 500 AM  
LOWEST 46 100 PM  
AVERAGE 66  
   
......................................................
 
 
 
THE MOFFETT FIELD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 73 1980  
MINIMUM TEMPERATURE (F) 43 30 1948  
 
 
SUNRISE AND SUNSET  
DECEMBER 15 2017......SUNRISE 716 AM PST SUNSET 452 PM PST  
DECEMBER 16 2017......SUNRISE 716 AM PST SUNSET 452 PM PST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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