Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 190830
CLICCR


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
130 AM PDT TUE SEP 19 2017


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

...THE CONCORD AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 18 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         79    246 PM 103    2000  84     -5      100
  MINIMUM         62   1159 PM  49    2012  56      6       56
  AVERAGE         71                        70      1       78

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    0.03                                      0.00
  SINCE OCT 1     25.01                                     14.68
  SINCE JAN 1     19.26                                     11.10

DEGREE DAYS
 HEATING
  YESTERDAY        0                                         0
  MONTH TO DATE    0                                         2
  SINCE SEP 1      0                                         2
  SINCE JUL 1      0                                         2

 COOLING
  YESTERDAY        6                                        13
  MONTH TO DATE  226                                       102
  SINCE SEP 1    226                                       102
  SINCE JAN 1   1277                                       969
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION  SW (220)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED    12.4


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    87           400 AM
 LOWEST     49           500 PM
 AVERAGE    68

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


THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84       103      2000
 MINIMUM TEMPERATURE (F)   56        48      2001


SUNRISE AND SUNSET
SEPTEMBER 19 2017.....SUNRISE   654 AM PDT   SUNSET   709 PM PDT
SEPTEMBER 20 2017.....SUNRISE   655 AM PDT   SUNSET   708 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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