Climatological Report (Daily)
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000
CDUS46 KMTR 220028
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
428 PM PST SUN DEC 21 2014


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR DECEMBER 21 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         66    328 PM  77    1999  56     10       68
  MINIMUM         55    753 AM  21    1998  36     19       38
  AVERAGE         61                        46     15       53

PRECIPITATION (IN)
  TODAY            0.03          2.55 2012   0.27  -0.24     0.00
  MONTH TO DATE   14.48                      4.35  10.13     0.41
  SINCE JUL 1     19.38                     11.51   7.87     2.02
  SINCE JAN 1     31.95                     33.60  -1.65     8.54

DEGREE DAYS
 HEATING
  TODAY            4                                        12
  MONTH TO DATE  207                                       372
  SINCE DEC 1    207                                       372
  SINCE JUL 1    565                                       935

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


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   N (350)
  HIGHEST WIND SPEED     6   HIGHEST WIND DIRECTION     E (110)
  HIGHEST GUST SPEED     7   HIGHEST GUST DIRECTION     E (90)
  AVERAGE WIND SPEED     1.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     84           100 PM
 AVERAGE    92

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        70      1999
 MINIMUM TEMPERATURE (F)   36        21      1998


SUNRISE AND SUNSET
DECEMBER 21 2014......SUNRISE   725 AM PST   SUNSET   454 PM PST
DECEMBER 22 2014......SUNRISE   726 AM PST   SUNSET   454 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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