Climatological Report (Daily)
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CDUS46 KMTR 200845
CLIOAK


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


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

...THE OAKLAND AIRPORT CLIMATE SUMMARY FOR DECEMBER 19 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         57    258 PM  75    1999  56      1       58
  MINIMUM         54    124 AM  34    2012  41     13       39
                                      2006
  AVERAGE         56                        48      8       49

PRECIPITATION (IN)
  YESTERDAY        0.25          1.40 2010   0.14   0.11     0.00
  MONTH TO DATE    8.75                      2.12   6.63     0.28
  SINCE JUL 1     11.56                      6.05   5.51     2.07
  SINCE JAN 1     19.54                     19.27   0.27     4.89

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

DEGREE DAYS
 HEATING
  YESTERDAY        9                        17     -8       16
  MONTH TO DATE  147                       296   -149      376
  SINCE DEC 1    147                       296   -149      376
  SINCE JUL 1    484                       971   -487      931

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    305                       138    167      212
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  12   RESULTANT WIND DIRECTION  SE (150)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    SE (150)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED    11.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 PM
 LOWEST     77          1200 AM
 AVERAGE    85

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


THE OAKLAND AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        75      1999
 MINIMUM TEMPERATURE (F)   41        32      1978


SUNRISE AND SUNSET
DECEMBER 20 2014......SUNRISE   720 AM PST   SUNSET   453 PM PST
DECEMBER 21 2014......SUNRISE   720 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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