Climatological Report (Daily)
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000
CDUS46 KMTR 230827
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT SAT SEP 23 2017


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 22 2017...

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)
 YESTERDAY
  MAXIMUM         76    243 PM 103    2003  83     -7       79
  MINIMUM         41R   604 AM  41    2012  49     -8       49
  AVERAGE         59                        66     -7       64

PRECIPITATION (IN)
  YESTERDAY        0.00          0.07 1999   0.01  -0.01     0.00
  MONTH TO DATE    0.03                      0.16  -0.13      T
  SINCE OCT 1     60.40                     36.09  24.31    32.14
  SINCE JAN 1     41.98                     22.34  19.64    23.56

DEGREE DAYS
 HEATING
  YESTERDAY        6                                         1
  MONTH TO DATE   13                                        21
  SINCE SEP 1     13                                        21
  SINCE JUL 1     17                                        33

 COOLING
  YESTERDAY        0                                         0
  MONTH TO DATE  134                                        52
  SINCE SEP 1    134                                        52
  SINCE JAN 1    572                                       313
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     2.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           600 AM
 LOWEST     31           100 PM
 AVERAGE    62

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        97      2011
 MINIMUM TEMPERATURE (F)   48        42      2010
                                             2008


SUNRISE AND SUNSET
SEPTEMBER 23 2017.....SUNRISE   700 AM PDT   SUNSET   706 PM PDT
SEPTEMBER 24 2017.....SUNRISE   701 AM PDT   SUNSET   704 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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