Climatological Report (Daily)
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000
CDUS46 KMTR 160029
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
528 PM PDT WED AUG 15 2018


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR AUGUST 15 2018...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         81    328 PM  97    2015  83     -2       80
  MINIMUM         56    655 AM  44    2007  51      5       52
  AVERAGE         69                        67      2       66

PRECIPITATION (IN)
  TODAY            0.00          0.00 2000   0.00   0.00     0.00
  MONTH TO DATE    T                         0.01  -0.01      T
  SINCE OCT 1     24.83                     35.86 -11.03    60.37
  SINCE JAN 1     18.52                     22.11  -3.59    41.95

DEGREE DAYS
 HEATING
  TODAY            0                                         0
  MONTH TO DATE    0                                         0
  SINCE JUN 1     31                                        34
  SINCE JUL 1      6                                         0

 COOLING
  TODAY            4                                         1
  MONTH TO DATE   80                                        68
  SINCE JUN 1    291                                       331
  SINCE JAN 1    305                                       368
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (150)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    SE (150)
  AVERAGE WIND SPEED     4.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           600 AM
 LOWEST     42           300 PM
 AVERAGE    71

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83       104      2015
 MINIMUM TEMPERATURE (F)   51        47      2009


SUNRISE AND SUNSET
AUGUST 15 2018........SUNRISE   626 AM PDT   SUNSET   805 PM PDT
AUGUST 16 2018........SUNRISE   627 AM PDT   SUNSET   804 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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