Climatological Report (Daily)
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000
CDUS46 KMTR 220828
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT SUN APR 22 2018


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 21 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         75    149 PM  86    2009  65     10       74
  MINIMUM         50    541 AM  39    1968  50      0       51
  AVERAGE         63                        57      6       63

PRECIPITATION (IN)
  YESTERDAY        0.00          0.83 1961   0.04  -0.04     0.00
  MONTH TO DATE    2.24                      1.01   1.23     2.20
  SINCE OCT 1     13.85                     19.58  -5.73    30.87
  SINCE JAN 1     10.80                     12.22  -1.42    21.92

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        2                         8     -6        2
  MONTH TO DATE  148                       181    -33      143
  SINCE MAR 1    447                       495    -48      384
  SINCE JUL 1   1813                      2301   -488     1961

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        1
  SINCE MAR 1      4                         1      3        1
  SINCE JAN 1      4                         1      3        1
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    11.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           500 AM
 LOWEST     41           200 PM
 AVERAGE    62

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   65        83      2013
 MINIMUM TEMPERATURE (F)   50        42      1963
                                             1961
                                             1951


SUNRISE AND SUNSET
APRIL 22 2018.........SUNRISE   625 AM PDT   SUNSET   752 PM PDT
APRIL 23 2018.........SUNRISE   624 AM PDT   SUNSET   752 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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