Climatological Report (Daily)
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000
CDUS46 KMTR 180829
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
129 AM PDT THU SEP 18 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         82    207 PM  94    1984  74      8       68
  MINIMUM         62    625 AM  50    1988  56      6       57
                                      1946
                                      1945
  AVERAGE         72                        65      7       63

PRECIPITATION (IN)
  YESTERDAY        T             0.28 1982   0.01  -0.01     0.00
  MONTH TO DATE    T                         0.07  -0.07     0.00
  SINCE JUL 1      T                         0.11  -0.11      T
  SINCE JAN 1      7.31                     13.19  -5.88     1.89

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

DEGREE DAYS
 HEATING
  YESTERDAY        0                         2     -2        2
  MONTH TO DATE    3                        34    -31        8
  SINCE SEP 1      3                        34    -31        8
  SINCE JUL 1     23                       147   -124      123

 COOLING
  YESTERDAY        7                         1      6        0
  MONTH TO DATE   53                        32     21       31
  SINCE SEP 1     53                        32     21       31
  SINCE JAN 1    306                       129    177      131
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    10.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           300 AM
 LOWEST     42           200 PM
 AVERAGE    66

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        93      2009
 MINIMUM TEMPERATURE (F)   56        46      1955


SUNRISE AND SUNSET
SEPTEMBER 18 2014.....SUNRISE   654 AM PDT   SUNSET   712 PM PDT
SEPTEMBER 19 2014.....SUNRISE   655 AM PDT   SUNSET   711 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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