Climatological Report (Daily)
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000
CDUS46 KMTR 190830
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
129 AM PDT SUN APR 19 2015


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 18 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         67   1240 PM  83    1950  65      2       63
  MINIMUM         49    558 AM  39    1968  49      0       52
                                      1967
  AVERAGE         58                        57      1       58

PRECIPITATION (IN)
  YESTERDAY        0.00          0.42 1984   0.04  -0.04     0.00
  MONTH TO DATE    0.87                      0.90  -0.03     1.20
  SINCE OCT 1     15.90                     19.47  -3.57     8.16
  SINCE JAN 1      2.94                     12.11  -9.17     6.90

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        7                         8     -1        7
  MONTH TO DATE  114                       157    -43      102
  SINCE MAR 1    258                       471   -213      278
  SINCE JUL 1   1205                      2277  -1072     1823

 COOLING
  YESTERDAY        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   9   RESULTANT WIND DIRECTION  NW (300)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED    10.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     63           100 PM
 AVERAGE    82

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   65        86      2009
 MINIMUM TEMPERATURE (F)   49        40      1971
                                             1967


SUNRISE AND SUNSET
APRIL 19 2015.........SUNRISE   629 AM PDT   SUNSET   749 PM PDT
APRIL 20 2015.........SUNRISE   628 AM PDT   SUNSET   750 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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