Climatological Report (Daily)
Issued by NWS

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935
CDUS46 KMTR 210845
CLICCR


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
145 AM PDT SAT OCT 21 2017


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

...THE CONCORD AIRPORT CLIMATE SUMMARY FOR OCTOBER 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         67    305 PM  88    2003  76     -9       83
  MINIMUM         54   1159 PM  43    2013  50      4       50
  AVERAGE         61                        63     -2       67

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    T                                         1.23
  SINCE OCT 1      T                                         1.23
  SINCE JAN 1     19.26                                     12.33

DEGREE DAYS
 HEATING
  YESTERDAY        4                                         0
  MONTH TO DATE   21                                        28
  SINCE SEP 1     22                                        31
  SINCE JUL 1     22                                        31

 COOLING
  YESTERDAY        0                                         2
  MONTH TO DATE   41                                        20
  SINCE SEP 1    327                                       218
  SINCE JAN 1   1378                                      1085
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   W (260)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     8.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           700 AM
 LOWEST     42           300 PM
 AVERAGE    66

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


THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        89      2003
 MINIMUM TEMPERATURE (F)   50        42      2007


SUNRISE AND SUNSET
OCTOBER 21 2017.......SUNRISE   723 AM PDT   SUNSET   622 PM PDT
OCTOBER 22 2017.......SUNRISE   724 AM PDT   SUNSET   621 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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