Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 110826
CLISFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1226 AM PST MON DEC 11 2017


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

...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR DECEMBER 10 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1850 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         67    143 PM  69    1937  58      9       61
  MINIMUM         48    743 AM  32    1972  47      1       52
  AVERAGE         58                        52      6       57

PRECIPITATION (IN)
  YESTERDAY        0.00          2.44 1906   0.14  -0.14     0.81
  MONTH TO DATE    0.02                      1.36  -1.34     2.09
  SINCE OCT 1      3.16                      5.64  -2.48     6.73
  SINCE JAN 1     26.57                     20.45   6.12    23.22

DEGREE DAYS
 HEATING
  YESTERDAY        7                        MM     MM        8
  MONTH TO DATE   87                        MM     MM      112
  SINCE DEC 1     87                        MM     MM      112
  SINCE JUL 1    632                        MM     MM      828

 COOLING
  YESTERDAY        0                        MM     MM        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    226                         0    226       93
..................................................................







THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   57        73      1958
 MINIMUM TEMPERATURE (F)   46        27      1932


SUNRISE AND SUNSET
DECEMBER 11 2017......SUNRISE   715 AM PST   SUNSET   451 PM PST
DECEMBER 12 2017......SUNRISE   716 AM PST   SUNSET   451 PM PST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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