Climatological Report (Daily)
Issued by NWS

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CDUS46 KMTR 210826
CLICCR


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT MON AUG 21 2017


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

...THE CONCORD AIRPORT CLIMATE SUMMARY FOR AUGUST 20 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1999 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         81    242 PM  91    2007  87     -6       85
  MINIMUM         61    450 AM  51    2002  58      3       58
  AVERAGE         71                        72     -1       72

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    T                                          T
  SINCE OCT 1     24.98                                     14.68
  SINCE JAN 1     19.23                                     11.10

DEGREE DAYS
 HEATING
  YESTERDAY        0                                         0
  MONTH TO DATE    0                                         0
  SINCE JUN 1      4                                         4
  SINCE JUL 1      0                                         0

 COOLING
  YESTERDAY        6                                         7
  MONTH TO DATE  185                                       161
  SINCE JUN 1    805                                       682
  SINCE JAN 1    914                                       797
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION   W (260)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED    11.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           400 AM
 LOWEST     45           200 PM
 AVERAGE    68

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


THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   87        99      2009
 MINIMUM TEMPERATURE (F)   58        55      2012
                                             2006


SUNRISE AND SUNSET
AUGUST 21 2017........SUNRISE   629 AM PDT   SUNSET   753 PM PDT
AUGUST 22 2017........SUNRISE   630 AM PDT   SUNSET   751 PM PDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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