Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 170026
CLISFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
425 PM PST SUN DEC 16 2018


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

...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR DECEMBER 16 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1850 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         60   1243 PM  71    1998  57      3       64
  MINIMUM         56    443 AM  37    1963  46     10       51
  AVERAGE         58                        51      7       58

PRECIPITATION (IN)
  TODAY            0.14          1.76 2002   0.15  -0.01     0.00
  MONTH TO DATE    0.72                      2.23  -1.51     0.02
  SINCE OCT 1      4.49                      6.51  -2.02     3.16
  SINCE JAN 1     18.62                     21.32  -2.70    26.57

DEGREE DAYS
 HEATING
  TODAY            7                        MM     MM        7
  MONTH TO DATE  170                        MM     MM      141
  SINCE DEC 1    170                        MM     MM      141
  SINCE JUL 1    848                        MM     MM      686

 COOLING
  TODAY            0                        MM     MM        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1     49                         0     49      226
..................................................................







THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   57        69      1996
 MINIMUM TEMPERATURE (F)   46        39      1924


SUNRISE AND SUNSET
DECEMBER 16 2018......SUNRISE   719 AM PST   SUNSET   452 PM PST
DECEMBER 17 2018......SUNRISE   719 AM PST   SUNSET   453 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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