Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 230828
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT WED AUG 23 2017


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 22 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1927 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         73   1237 PM  90    1999  73      0       69
  MINIMUM         60   1159 PM  49    1955  56      4       58
  AVERAGE         67                        65      2       64

PRECIPITATION (IN)
  YESTERDAY        0.00          0.02 1951   0.00   0.00     0.00
  MONTH TO DATE    T                         0.02  -0.02     0.00
  SINCE OCT 1     30.92                     20.46  10.46    17.23
  SINCE JAN 1     21.97                     13.10   8.87    12.44

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

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        1
  MONTH TO DATE    6                        33    -27       33
  SINCE JUN 1    128                       203    -75      159
  SINCE JUL 1     52                        98    -46       98

 COOLING
  YESTERDAY        2                         1      1        0
  MONTH TO DATE   38                        22     16        5
  SINCE JUN 1     95                        67     28       28
  SINCE JAN 1    118                        86     32       59
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  15   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    15.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84          1200 AM
 LOWEST     57          1200 PM
 AVERAGE    71

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        92      2010
 MINIMUM TEMPERATURE (F)   56        49      1953


SUNRISE AND SUNSET
AUGUST 23 2017........SUNRISE   632 AM PDT   SUNSET   751 PM PDT
AUGUST 24 2017........SUNRISE   633 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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