Climatological Report (Daily)
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000
CDUS46 KMTR 220845
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1245 AM PST MON JAN 22 2018


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR JANUARY 21 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         53    321 PM  73    2014  57     -4       55
  MINIMUM         31    731 AM  26    2014  37     -6       45
                                      2013
  AVERAGE         42                        47     -5       50

PRECIPITATION (IN)
  YESTERDAY        0.71          1.27 2010   0.17   0.54     0.73
  MONTH TO DATE    5.50                      5.32   0.18    17.28
  SINCE OCT 1     11.81                     19.07  -7.26    35.70
  SINCE JAN 1      5.50                      5.32   0.18    17.28

DEGREE DAYS
 HEATING
  YESTERDAY       23                                        15
  MONTH TO DATE  313                                       383
  SINCE DEC 1    877                                       970
  SINCE JUL 1   1326                                      1463

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


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION  SE (140)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SE (150)
  AVERAGE WIND SPEED     3.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     71           200 PM
 AVERAGE    86

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   57        77      2011
 MINIMUM TEMPERATURE (F)   37        28      2014


SUNRISE AND SUNSET
JANUARY 22 2018.......SUNRISE   724 AM PST   SUNSET   522 PM PST
JANUARY 23 2018.......SUNRISE   723 AM PST   SUNSET   523 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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