Climatological Report (Daily)
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000
CDUS46 KMTR 280045
CLISFO


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
545 PM PDT THU JUL 27 2017


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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 27 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         76    203 PM  86    1967  72      4       72
  MINIMUM         57    758 AM  48    1951  56      1       54
  AVERAGE         67                        64      3       63

PRECIPITATION (IN)
  TODAY            0.00          T    2014   0.00   0.00     0.00
  MONTH TO DATE    0.00                      0.00   0.00      T
  SINCE OCT 1     30.92                     20.44  10.48    17.23
  SINCE JAN 1     21.97                     13.08   8.89    12.44

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

DEGREE DAYS
 HEATING
  TODAY            0                         2     -2        2
  MONTH TO DATE   37                        54    -17       56
  SINCE JUN 1    113                       159    -46      117
  SINCE JUL 1     37                        54    -17       56

 COOLING
  TODAY            2                         1      1        0
  MONTH TO DATE   30                        27      3        3
  SINCE JUN 1     57                        48      9       22
  SINCE JAN 1     80                        67     13       53
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION  NW (300)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED    10.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80          1200 AM
 LOWEST     46           200 PM
 AVERAGE    63

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


THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        88      1954
 MINIMUM TEMPERATURE (F)   56        48      1953


SUNRISE AND SUNSET
JULY 27 2017..........SUNRISE   610 AM PDT   SUNSET   822 PM PDT
JULY 28 2017..........SUNRISE   610 AM PDT   SUNSET   821 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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