Climatological Report (Daily)
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000
CDUS46 KMTR 260028
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
527 PM PDT SAT APR 25 2015


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 25 2015...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         61    247 PM  87    2004  66     -5       60
  MINIMUM         52    829 AM  41    1974  50      2       52
  AVERAGE         57                        58     -1       56

PRECIPITATION (IN)
  TODAY            0.29          0.48 1994   0.03   0.26     0.37
  MONTH TO DATE    1.28                      1.15   0.13     1.61
  SINCE OCT 1     16.31                     19.72  -3.41     8.57
  SINCE JAN 1      3.35                     12.36  -9.01     7.31

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            8                         7      1        9
  MONTH TO DATE  169                       212    -43      140
  SINCE MAR 1    313                       526   -213      316
  SINCE JUL 1   1260                      2332  -1072     1861

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    1                         0      1        6
  SINCE MAR 1      7                         1      6        6
  SINCE JAN 1      7                         1      6        6
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  20   RESULTANT WIND DIRECTION   W (260)
  HIGHEST WIND SPEED    32   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    21.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           600 AM
 LOWEST     60           200 PM
 AVERAGE    77

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        90      2004
 MINIMUM TEMPERATURE (F)   50        42      1955
                                             1950


SUNRISE AND SUNSET
APRIL 25 2015.........SUNRISE   622 AM PDT   SUNSET   754 PM PDT
APRIL 26 2015.........SUNRISE   620 AM PDT   SUNSET   755 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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