Climatological Report (Daily)
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000
CDUS46 KMTR 100836
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1235 AM PST SAT DEC 10 2016


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 9 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         61    226 PM  69    2012  57      4       61
  MINIMUM         51    112 AM  19    2013  37     14       56
  AVERAGE         56                        47      9       59

PRECIPITATION (IN)
  YESTERDAY        0.47          0.82 2006   0.19   0.28     0.43
  MONTH TO DATE    1.70                      1.48   0.22     2.22
  SINCE OCT 1     13.37                      8.20   5.17     3.79
  SINCE JAN 1     36.93                     30.73   6.20    10.25

DEGREE DAYS
 HEATING
  YESTERDAY        9                                         6
  MONTH TO DATE  152                                       116
  SINCE DEC 1    152                                       116
  SINCE JUL 1    645                                       561

 COOLING
  YESTERDAY        0                                         0
  MONTH TO DATE    0                                         0
  SINCE DEC 1      0                                         0
  SINCE JAN 1    356                                       596
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     4.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           200 AM
 LOWEST     78           300 PM
 AVERAGE    89

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   57        68      2012
 MINIMUM TEMPERATURE (F)   37        22      2013


SUNRISE AND SUNSET
DECEMBER 10 2016......SUNRISE   718 AM PST   SUNSET   450 PM PST
DECEMBER 11 2016......SUNRISE   719 AM PST   SUNSET   451 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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