Climatological Report (Daily)
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CDUS46 KMTR 211245
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
445 AM PST SUN JAN 21 2018


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR JANUARY 20 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         58    341 PM  70    2014  57      1       54
  MINIMUM         32    746 AM  27    2014  37     -5       44
                                      2013
  AVERAGE         45                        47     -2       49

PRECIPITATION (IN)
  YESTERDAY        0.00          2.77 2012   0.18  -0.18     1.44
  MONTH TO DATE    4.79                      5.15  -0.36    16.55
  SINCE OCT 1     11.10                     18.90  -7.80    34.97
  SINCE JAN 1      4.79                      5.15  -0.36    16.55

DEGREE DAYS
 HEATING
  YESTERDAY       20                                        16
  MONTH TO DATE  290                                       368
  SINCE DEC 1    854                                       955
  SINCE JUL 1   1303                                      1448

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


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  NW (320)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     4.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           600 AM
 LOWEST     43           200 PM
 AVERAGE    72

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   57        73      2014
 MINIMUM TEMPERATURE (F)   37        26      2014
                                             2013


SUNRISE AND SUNSET
JANUARY 21 2018.......SUNRISE   724 AM PST   SUNSET   521 PM PST
JANUARY 22 2018.......SUNRISE   724 AM PST   SUNSET   522 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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