Climatological Report (Daily)
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CDUS46 KMTR 210026
CLISTS


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
525 PM PDT SUN MAY 20 2018


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

...THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR MAY 20 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         75    315 PM  91    2001  75      0       89
  MINIMUM         44    247 AM  39    2009  47     -3       48
  AVERAGE         60                        61     -1       69

PRECIPITATION (IN)
  TODAY            0.00          0.33 2002   0.03  -0.03     0.00
  MONTH TO DATE    T                         1.06  -1.06      T
  SINCE OCT 1     24.70                     35.33 -10.63    60.07
  SINCE JAN 1     18.39                     21.58  -3.19    41.65

DEGREE DAYS
 HEATING
  TODAY            5                                         0
  MONTH TO DATE   80                                        86
  SINCE MAR 1    769                                       640
  SINCE JUL 1   2642                                      2663

 COOLING
  TODAY            0                                         4
  MONTH TO DATE    4                                        28
  SINCE MAR 1      5                                        28
  SINCE JAN 1      5                                        28
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   S (170)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED     5.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 AM
 LOWEST     46           200 PM
 AVERAGE    73

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


THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        95      2000
 MINIMUM TEMPERATURE (F)   47        42      2010


SUNRISE AND SUNSET
MAY 20 2018...........SUNRISE   556 AM PDT   SUNSET   820 PM PDT
MAY 21 2018...........SUNRISE   555 AM PDT   SUNSET   821 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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