Climatological Report (Daily)
Issued by NWS

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CDUS46 KMTR 180827
CLIHWD


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1227 AM PST THU DEC 18 2014


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

...THE HAYWARD AIRPORT CLIMATE SUMMARY FOR DECEMBER 17 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         60    140 PM  66    1998  57      3       MM
  MINIMUM         49    604 AM  34    2008  42      7       MM
  AVERAGE         55                        50      5       MM

PRECIPITATION (IN)
  YESTERDAY        0.10                                      0.00
  MONTH TO DATE    7.54                                      0.32
  SINCE JUL 1      9.55                                      1.20
  SINCE JAN 1     14.24                                      2.69

DEGREE DAYS
 HEATING
  YESTERDAY       10                                        MM
  MONTH TO DATE   95                                       272
  SINCE DEC 1     95                                       272
  SINCE JUL 1    363                                       713

 COOLING
  YESTERDAY        0                                        MM
  MONTH TO DATE    0                                         0
  SINCE DEC 1      0                                         0
  SINCE JAN 1    568                                       250
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  SE (140)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     5.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     67           200 PM
 AVERAGE    84

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


THE HAYWARD AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   57        65      2009
 MINIMUM TEMPERATURE (F)   42        33      2006


SUNRISE AND SUNSET
DECEMBER 18 2014......SUNRISE   718 AM PST   SUNSET   452 PM PST
DECEMBER 19 2014......SUNRISE   719 AM PST   SUNSET   453 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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