Climatological Report (Daily)
Issued by NWS

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CDUS46 KMTR 170855
CLICCR


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1255 AM PST WED DEC 17 2014


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

...THE CONCORD AIRPORT CLIMATE SUMMARY FOR DECEMBER 16 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         63    130 PM  65    2013  55      8       65
                                      2011
  MINIMUM         48    829 AM  31    1999  40      8       34
  AVERAGE         56                        47      9       50

PRECIPITATION (IN)
  YESTERDAY        0.49                                      0.00
  MONTH TO DATE    7.16                                      0.46
  SINCE JUL 1      8.98                                      2.48
  SINCE JAN 1     17.30                                      4.54

DEGREE DAYS
 HEATING
  YESTERDAY        9                                        15
  MONTH TO DATE  123                                       350
  SINCE DEC 1    123                                       350
  SINCE JUL 1    378                                       778

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


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   S (160)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     5.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93          1200 AM
 LOWEST     52           200 PM
 AVERAGE    73

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


THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   55        66      2000
 MINIMUM TEMPERATURE (F)   40        30      2008


SUNRISE AND SUNSET
DECEMBER 17 2014......SUNRISE   718 AM PST   SUNSET   451 PM PST
DECEMBER 18 2014......SUNRISE   719 AM PST   SUNSET   451 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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