Climatological Report (Daily)
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CDUS46 KMTR 200834
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
133 AM PDT SAT SEP 20 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 19 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         74    222 PM  93    2000  74      0       80
                                      1919
  MINIMUM         63    517 AM  46    1954  56      7       54
                                      1947
  AVERAGE         69                        65      4       67

PRECIPITATION (IN)
  YESTERDAY        0.00          0.46 1977   0.01  -0.01     0.00
  MONTH TO DATE    0.01                      0.08  -0.07     0.00
  SINCE JUL 1      0.01                      0.12  -0.11      T
  SINCE JAN 1      7.32                     13.20  -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        0
  MONTH TO DATE    3                        38    -35        8
  SINCE SEP 1      3                        38    -35        8
  SINCE JUL 1     23                       151   -128      123

 COOLING
  YESTERDAY        4                         1      3        2
  MONTH TO DATE   64                        34     30       34
  SINCE SEP 1     64                        34     30       34
  SINCE JAN 1    317                       131    186      134
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    10.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93          1200 AM
 LOWEST     68           200 PM
 AVERAGE    81

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        93      1990
 MINIMUM TEMPERATURE (F)   56        48      1965
                                             1954
                                             1947


SUNRISE AND SUNSET
SEPTEMBER 20 2014.....SUNRISE   656 AM PDT   SUNSET   709 PM PDT
SEPTEMBER 21 2014.....SUNRISE   657 AM PDT   SUNSET   708 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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