Climatological Report (Daily)
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000
CDUS46 KMTR 210826
CLIOAK


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1225 AM PST SUN DEC 21 2014


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

...THE OAKLAND AIRPORT CLIMATE SUMMARY FOR DECEMBER 20 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         60    426 PM  75    1999  56      4       57
  MINIMUM         54    605 AM  32    1978  41     13       33
  AVERAGE         57                        48      9       45

PRECIPITATION (IN)
  YESTERDAY        T             1.14 1969   0.14  -0.14     0.00
  MONTH TO DATE    8.75                      2.26   6.49     0.28
  SINCE JUL 1     11.56                      6.19   5.37     2.07
  SINCE JAN 1     19.54                     19.41   0.13     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        8                        17     -9       20
  MONTH TO DATE  155                       313   -158      396
  SINCE DEC 1    155                       313   -158      396
  SINCE JUL 1    492                       988   -496      951

 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   3   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     4.0


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           500 AM
 LOWEST     78           300 PM
 AVERAGE    89

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


THE OAKLAND AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        71      1999
 MINIMUM TEMPERATURE (F)   41        30      1949


SUNRISE AND SUNSET
DECEMBER 21 2014......SUNRISE   720 AM PST   SUNSET   454 PM PST
DECEMBER 22 2014......SUNRISE   721 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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