Climatological Report (Daily)
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000
CDUS46 KMTR 280845
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
135 AM PDT TUE APR 28 2015


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 27 2015...

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)
 YESTERDAY
  MAXIMUM         80   1221 PM  87    2004  66     14       64
  MINIMUM         52    331 AM  36    1955  50      2       53
  AVERAGE         66                        58      8       59

PRECIPITATION (IN)
  YESTERDAY        0.00          0.89 1953   0.03  -0.03     0.00
  MONTH TO DATE    1.28                      1.21   0.07     1.61
  SINCE OCT 1     16.31                     19.78  -3.47     8.57
  SINCE JAN 1      3.35                     12.42  -9.07     7.31

SNOWFALL (IN)
  YESTERDAY        0.0           0.0
  MONTH TO DATE    0.0
  SINCE MAR 1      0.0
  SINCE JUL 1      0.0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         7     -7        6
  MONTH TO DATE  175                       226    -51      155
  SINCE MAR 1    319                       540   -221      331
  SINCE JUL 1   1266                      2346  -1080     1876

 COOLING
  YESTERDAY        1                         0      1        0
  MONTH TO DATE    2                         0      2        6
  SINCE MAR 1      8                         1      7        6
  SINCE JAN 1      8                         1      7        6
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   W (280)
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    11.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           900 PM
 LOWEST     40          1200 PM
 AVERAGE    65

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        89      1981
 MINIMUM TEMPERATURE (F)   50        39      1967


SUNRISE AND SUNSET
APRIL 28 2015.........SUNRISE   618 AM PDT   SUNSET   757 PM PDT
APRIL 29 2015.........SUNRISE   617 AM PDT   SUNSET   758 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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