747  
CDUS46 KMTR 200041  
CLISJC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
439 PM PST FRI JAN 19 2018  
 
   
...............................
 
 
   
..THE SAN JOSE CA CLIMATE SUMMARY FOR JANUARY 19 2018
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1893 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 58 250 PM 73 2009 58 0 58  
MINIMUM 48 739 AM 26 1943 42 6 46  
AVERAGE 53 50 3 52  
 
PRECIPITATION (IN)  
TODAY T 0.91 1941 0.09 -0.09 0.36  
MONTH TO DATE 2.66 1.89 0.77 3.79  
SINCE OCT 1 4.23 6.98 -2.75 8.17  
SINCE JAN 1 2.66 1.89 0.77 3.79  
 
SNOWFALL (IN)  
TODAY MM 0.0 1947  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
 
DEGREE DAYS  
HEATING  
TODAY 12 15 -3 13  
MONTH TO DATE 172 293 -121 279  
SINCE DEC 1 573 760 -187 723  
SINCE JUL 1 790 1167 -377 946  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 5.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 AM  
LOWEST 51 1200 PM  
AVERAGE 72  
   
......................................................
 
 
 
THE SAN JOSE CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 72 2009  
MINIMUM TEMPERATURE (F) 42 27 1937  
 
 
SUNRISE AND SUNSET  
JANUARY 19 2018.......SUNRISE 719 AM PST SUNSET 518 PM PST  
JANUARY 20 2018.......SUNRISE 719 AM PST SUNSET 519 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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