Climatological Report (Daily)
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000
CDUS46 KMTR 210836
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
136 AM PDT SUN SEP 21 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 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         77    122 PM  93    1990  74      3       73
  MINIMUM         64    509 AM  48    1965  56      8       56
                                      1954
                                      1947
  AVERAGE         71                        65      6       65

PRECIPITATION (IN)
  YESTERDAY        0.00          0.08 2005   0.00   0.00     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                        40    -37        8
  SINCE SEP 1      3                        40    -37        8
  SINCE JUL 1     23                       153   -130      123

 COOLING
  YESTERDAY        6                         1      5        0
  MONTH TO DATE   70                        35     35       34
  SINCE SEP 1     70                        35     35       34
  SINCE JAN 1    323                       132    191      134
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     8.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           200 AM
 LOWEST     60           200 PM
 AVERAGE    77

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        95      2003
 MINIMUM TEMPERATURE (F)   56        45      1955


SUNRISE AND SUNSET
SEPTEMBER 21 2014.....SUNRISE   657 AM PDT   SUNSET   708 PM PDT
SEPTEMBER 22 2014.....SUNRISE   657 AM PDT   SUNSET   706 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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