Climatological Report (Daily)
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CDUS46 KMTR 040829
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1229 AM PST SUN DEC 4 2016


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 3 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         62    317 PM  73    1958  58      4       59
  MINIMUM         44    539 AM  38    1976  46     -2       45
                                      1968
                                      1956
  AVERAGE         53                        52      1       52

PRECIPITATION (IN)
  YESTERDAY        0.00          1.89 2014   0.11  -0.11     0.20
  MONTH TO DATE    0.00                      0.32  -0.32     0.20
  SINCE OCT 1      4.32                      3.65   0.67     1.62
  SINCE JAN 1     16.76                     16.94  -0.18     5.27

SNOWFALL (IN)
  YESTERDAY        0.0           0.0
  MONTH TO DATE    0.0
  SINCE DEC 1      0.0
  SINCE JUL 1      0.0

DEGREE DAYS
 HEATING
  YESTERDAY       12                        13     -1       13
  MONTH TO DATE   34                        39     -5       41
  SINCE DEC 1     34                        39     -5       41
  SINCE JUL 1    448                       603   -155      398

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    142                       164    -22      327
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     4.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           800 AM
 LOWEST     47          1100 AM
 AVERAGE    67

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   58        75      1958
 MINIMUM TEMPERATURE (F)   46        36      2004


SUNRISE AND SUNSET
DECEMBER  4 2016......SUNRISE   709 AM PST   SUNSET   451 PM PST
DECEMBER  5 2016......SUNRISE   710 AM PST   SUNSET   451 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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