Climatological Report (Daily)
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000
CDUS46 KMTR 170033
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
533 PM PDT MON OCT 16 2017


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR OCTOBER 16 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         87    357 PM  90    2008  77     10       66
  MINIMUM         41    618 AM  36    2013  45     -4       53
  AVERAGE         64                        61      3       60

PRECIPITATION (IN)
  TODAY            0.00          0.26 2007   0.06  -0.06     0.14
  MONTH TO DATE    T                         0.64  -0.64     1.70
  SINCE OCT 1      T                         0.64  -0.64     1.70
  SINCE JAN 1     41.98                     23.17  18.81    25.26

DEGREE DAYS
 HEATING
  TODAY            1                                         5
  MONTH TO DATE   32                                        71
  SINCE SEP 1     46                                        98
  SINCE JUL 1     50                                       110

 COOLING
  TODAY            0                                         0
  MONTH TO DATE   10                                         9
  SINCE SEP 1    173                                        95
  SINCE JAN 1    611                                       356
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   S (190)
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED     9   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     1.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    76           500 AM
 LOWEST     12           300 PM
 AVERAGE    44

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76        92      2012
 MINIMUM TEMPERATURE (F)   45        39      2013
                                             1998


SUNRISE AND SUNSET
OCTOBER 16 2017.......SUNRISE   722 AM PDT   SUNSET   631 PM PDT
OCTOBER 17 2017.......SUNRISE   723 AM PDT   SUNSET   630 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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