Climatological Report (Daily)
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CDUS46 KMTR 200845
CLISJC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1245 AM PST SAT DEC 20 2014


...................................

...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR DECEMBER 19 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         57   1245 PM  70    1950  61     -4       58
  MINIMUM         52   1238 AM  28    1965  42     10       42
  AVERAGE         55                        51      4       50

PRECIPITATION (IN)
  YESTERDAY        0.19          1.24 1955   0.08   0.11     0.00
  MONTH TO DATE    7.64                      1.14   6.50     0.13
  SINCE JUL 1     10.19                      4.03   6.16     1.56
  SINCE JAN 1     14.98                     13.92   1.06     3.80

SNOWFALL (IN)
  YESTERDAY        0.0                      MM     MM        0.0
  MONTH TO DATE    0.0                      MM     MM        0.0
  SINCE DEC 1      0.0                      MM     MM        0.0
  SINCE JUL 1      0.0                      MM     MM        0.0

DEGREE DAYS
 HEATING
  YESTERDAY       10                        14     -4       15
  MONTH TO DATE  160                       244    -84      354
  SINCE DEC 1    160                       244    -84      354
  SINCE JUL 1    444                       569   -125      734

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    685                       730    -45      549
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   E (110)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SE (120)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED     9.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 PM
 LOWEST     72           900 AM
 AVERAGE    86

..........................................................


THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   61        72      1999
 MINIMUM TEMPERATURE (F)   42        27      1965


SUNRISE AND SUNSET
DECEMBER 20 2014......SUNRISE   718 AM PST   SUNSET   453 PM PST
DECEMBER 21 2014......SUNRISE   718 AM PST   SUNSET   454 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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