Climatological Report (Daily)
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109
CDUS46 KMTR 070839
CLISFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1239 AM PST SUN DEC 07 2025

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

...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR DECEMBER 6 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1850 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         51   1:43 PM  73    1979  59     -8       67
  MINIMUM         44   6:43 AM  40    1909  48     -4       50
                                      2013
  AVERAGE         48                        53     -5       59

PRECIPITATION (IN)
  YESTERDAY        0.00          1.49 1918   0.15  -0.15     0.00
  MONTH TO DATE    0.00                      0.84  -0.84     0.00
  SINCE OCT 1      3.53                      4.38  -0.85     4.67
  SINCE JAN 1     13.32                     18.97  -5.65    23.75

DEGREE DAYS
 HEATING
  YESTERDAY       17                        12      5        6
  MONTH TO DATE   80                        68     12       41
  SINCE DEC 1     80                        68     12       41
  SINCE JUL 1    652                       796   -144      675

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1     76                       121    -45      144
...................................................................


THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   59        72      1979
 MINIMUM TEMPERATURE (F)   48        38      1972


SUNRISE AND SUNSET
DECEMBER  7 2025......SUNRISE   7:12 AM PST   SUNSET   4:51 PM PST
DECEMBER  8 2025......SUNRISE   7:13 AM PST   SUNSET   4:51 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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