Climatological Report (Daily)
Issued by NWS

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CDUS46 KMTR 190826
CLICCR


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1226 AM PST FRI DEC 19 2014


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

...THE CONCORD AIRPORT CLIMATE SUMMARY FOR DECEMBER 18 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1999 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         59    257 PM  65    2013  55      4       65
  MINIMUM         51   1008 PM  28    2006  40     11       35
  AVERAGE         55                        47      8       50

PRECIPITATION (IN)
  YESTERDAY        0.01                                      0.00
  MONTH TO DATE    7.39                                      0.46
  SINCE JUL 1      9.21                                      2.48
  SINCE JAN 1     17.53                                      4.54

DEGREE DAYS
 HEATING
  YESTERDAY       10                                        15
  MONTH TO DATE  143                                       379
  SINCE DEC 1    143                                       379
  SINCE JUL 1    398                                       807

 COOLING
  YESTERDAY        0                                         0
  MONTH TO DATE    0                                         0
  SINCE DEC 1      0                                         0
  SINCE JAN 1   1113                                       826
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   N (360)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     N (360)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     2.7


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    96           800 AM
 LOWEST     75           300 PM
 AVERAGE    86

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


THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   55        74      1999
 MINIMUM TEMPERATURE (F)   40        27      2006


SUNRISE AND SUNSET
DECEMBER 19 2014......SUNRISE   719 AM PST   SUNSET   451 PM PST
DECEMBER 20 2014......SUNRISE   720 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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