CDUS46 KMTR 210026
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
526 PM PDT MON MAY 20 2019


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 20 2019...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2019


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         64    233 PM  93    1988  68     -4       62
  MINIMUM         48    214 AM  45    1982  52     -4       54
                                      1976
                                      1950
  AVERAGE         56                        60     -4       58

PRECIPITATION (IN)
  TODAY            0.00          1.53 1957   0.01  -0.01     0.00
  MONTH TO DATE    1.88                      0.35   1.53      T
  SINCE OCT 1     23.19                     20.21   2.98    13.85
  SINCE JAN 1     18.31                     12.85   5.46    10.80

SNOWFALL (IN)
  TODAY            0.0           0.0
  MONTH TO DATE    0.0
  SINCE MAR 1      0.0
  SINCE JUL 1      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            9                         6      3        7
  MONTH TO DATE  130                       126      4       90
  SINCE MAR 1    629                       688    -59      581
  SINCE JUL 1   2249                      2494   -245     1947

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        2
  SINCE MAR 1      9                         6      3        6
  SINCE JAN 1      9                         6      3        6
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   W (260)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     9.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89          1200 AM
 LOWEST     56           100 PM
 AVERAGE    73

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        92      2000
 MINIMUM TEMPERATURE (F)   52        45      1974
                                             1962


SUNRISE AND SUNSET
MAY 20 2019...........SUNRISE   556 AM PDT   SUNSET   816 PM PDT
MAY 21 2019...........SUNRISE   556 AM PDT   SUNSET   817 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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