Climatological Report (Daily)
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000
CDUS46 KMTR 210037
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
537 PM PDT SUN APR 20 2014


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 20 2014...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         79    143 PM  91    2009  65     14       73
  MINIMUM         51    548 AM  38    1967  49      2       50
  AVERAGE         65                        57      8       62

PRECIPITATION (IN)
  TODAY            0.00          0.69 2001   0.03  -0.03     0.00
  MONTH TO DATE    1.20                      0.97   0.23     0.47
  SINCE JUL 1      8.39                     19.75 -11.36    12.83
  SINCE JAN 1      6.90                     12.18  -5.28     1.83

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            0                         8     -8        3
  MONTH TO DATE  110                       173    -63      146
  SINCE MAR 1    286                       487   -201      461
  SINCE JUL 1   1831                      2293   -462     2345

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    6                         0      6        1
  SINCE MAR 1      6                         1      5        1
  SINCE JAN 1      6                         1      5        1
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  NW (320)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     5.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89          1200 AM
 LOWEST     30           200 PM
 AVERAGE    60

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   65        86      2009
 MINIMUM TEMPERATURE (F)   50        39      1968


SUNRISE AND SUNSET
APRIL 20 2014.........SUNRISE   628 AM PDT   SUNSET   750 PM PDT
APRIL 21 2014.........SUNRISE   626 AM PDT   SUNSET   751 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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