Climatological Report (Daily)
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000
CDUS46 KMTR 200035
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
435 PM PST FRI DEC 19 2014


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 19 2014...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         58    307 PM  78    1999  56      2       63
  MINIMUM         52    141 AM  24    2006  36     16       39
  AVERAGE         55                        46      9       51

PRECIPITATION (IN)
  TODAY            0.78          1.54 2002   0.27   0.51     0.00
  MONTH TO DATE   14.12                      3.81  10.31     0.41
  SINCE JUL 1     19.02                     10.97   8.05     2.02
  SINCE JAN 1     31.59                     33.06  -1.47     8.54

DEGREE DAYS
 HEATING
  TODAY           10                                        14
  MONTH TO DATE  193                                       342
  SINCE DEC 1    193                                       342
  SINCE JUL 1    551                                       905

 COOLING
  TODAY            0                                         0
  MONTH TO DATE    0                                         0
  SINCE DEC 1      0                                         0
  SINCE JAN 1    499                                       415
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION  SE (140)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    SE (150)
  AVERAGE WIND SPEED     5.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     86           200 PM
 AVERAGE    93

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        69      1999
 MINIMUM TEMPERATURE (F)   36        26      2013
                                             2011
                                             2008


SUNRISE AND SUNSET
DECEMBER 19 2014......SUNRISE   724 AM PST   SUNSET   453 PM PST
DECEMBER 20 2014......SUNRISE   725 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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