Climatological Report (Daily)
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CDUS46 KMTR 260031
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
530 PM PDT SAT MAY 25 2013


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 25 2013...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         60    220 PM  87    1951  68     -8       62
                                      1896
  MINIMUM         50    600 AM  45    1967  52     -2       50
                                      1965
                                      1955
  AVERAGE         55                        60     -5       56

PRECIPITATION (IN)
  TODAY            0.00          0.12 1946   0.01  -0.01     0.00
  MONTH TO DATE    T                         0.41  -0.41      T
  SINCE JUL 1     12.83                     20.48  -7.65    13.24
  SINCE JAN 1      1.83                     12.91 -11.08    10.37

SNOWFALL (IN)
  TODAY            0.0           0.0
  MONTH TO DATE    0.0
  SINCE MAR 1      0.0
  SINCE JUL 1      0.0
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY           10                         5      5        9
  MONTH TO DATE  127                       151    -24      160
  SINCE MAR 1    634                       713    -79      756
  SINCE JUL 1   2518                      2519     -1     2667

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE   23                         0     23        2
  SINCE MAR 1     27                         6     21        7
  SINCE JAN 1     27                         6     21        7
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  17   RESULTANT WIND DIRECTION   W (260)
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    17.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    74           100 AM
 LOWEST     51           200 PM
 AVERAGE    63

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        89      1896
 MINIMUM TEMPERATURE (F)   52        42      1953


SUNRISE AND SUNSET
MAY 25 2013...........SUNRISE   553 AM PDT   SUNSET   821 PM PDT
MAY 26 2013...........SUNRISE   552 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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