Climatological Report (Daily)
Issued by NWS

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CDUS46 KMTR 181245
CLICCR


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
445 AM PST THU JAN 18 2018


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

...THE CONCORD AIRPORT CLIMATE SUMMARY FOR JANUARY 17 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1999 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         58    323 PM  69    2009  56      2       49
  MINIMUM         50    613 AM  28    2013  40     10       35
  AVERAGE         54                        48      6       42

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    2.85                                      5.70
  SINCE OCT 1      5.54                                     11.45
  SINCE JAN 1      2.85                                      5.70

DEGREE DAYS
 HEATING
  YESTERDAY       11                                        23
  MONTH TO DATE  192                                       271
  SINCE DEC 1    648                                       774
  SINCE JUL 1    884                                      1066

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


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   N (20)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED     2.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           900 PM
 LOWEST     86           300 PM
 AVERAGE    93

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


THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        69      2014
 MINIMUM TEMPERATURE (F)   40        28      2013


SUNRISE AND SUNSET
JANUARY 18 2018.......SUNRISE   722 AM PST   SUNSET   516 PM PST
JANUARY 19 2018.......SUNRISE   721 AM PST   SUNSET   517 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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