Climatological Report (Daily)
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000
CDUS46 KMTR 220836
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
136 AM PDT MON MAY 22 2017


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MAY 21 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         89    300 PM  95    2000  75     14       66
  MINIMUM         46    339 AM  42    2010  47     -1       45
  AVERAGE         68                        61      7       56

PRECIPITATION (IN)
  YESTERDAY        0.00          0.14 2006   0.03  -0.03     0.02
  MONTH TO DATE    T                         1.09  -1.09     0.30
  SINCE OCT 1     60.07                     35.36  24.71    31.95
  SINCE JAN 1     41.65                     21.61  20.04    23.37

DEGREE DAYS
 HEATING
  YESTERDAY        0                                         9
  MONTH TO DATE   86                                        89
  SINCE MAR 1    640                                       558
  SINCE JUL 1   2663                                      2288

 COOLING
  YESTERDAY        3                                         0
  MONTH TO DATE   31                                        15
  SINCE MAR 1     31                                        17
  SINCE JAN 1     31                                        20
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (150)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     4.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 AM
 LOWEST     31           300 PM
 AVERAGE    66

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76        95      2000
 MINIMUM TEMPERATURE (F)   47        37      2010


SUNRISE AND SUNSET
MAY 22 2017...........SUNRISE   554 AM PDT   SUNSET   822 PM PDT
MAY 23 2017...........SUNRISE   553 AM PDT   SUNSET   823 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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