Climatological Report (Daily)
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000
CDUS46 KMTR 200036
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
536 PM PDT THU OCT 19 2017


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR OCTOBER 19 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         63   1207 PM  88    1998  76    -13       80
  MINIMUM         49    553 AM  37    2013  45      4       43
  AVERAGE         56                        60     -4       62

PRECIPITATION (IN)
  TODAY            T             1.88 2004   0.08  -0.08     0.00
  MONTH TO DATE    T                         0.87  -0.87     1.74
  SINCE OCT 1      T                         0.87  -0.87     1.74
  SINCE JAN 1     41.98                     23.40  18.58    25.30

DEGREE DAYS
 HEATING
  TODAY            9                                         3
  MONTH TO DATE   48                                        86
  SINCE SEP 1     62                                       113
  SINCE JUL 1     66                                       125

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


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION  SW (220)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     3.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     72          1100 AM
 AVERAGE    86

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        91      2006
 MINIMUM TEMPERATURE (F)   44        37      2013


SUNRISE AND SUNSET
OCTOBER 19 2017.......SUNRISE   725 AM PDT   SUNSET   627 PM PDT
OCTOBER 20 2017.......SUNRISE   726 AM PDT   SUNSET   626 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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