Climatological Report (Daily)
Issued by NWS

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497
CDUS46 KMTR 050031
CLISFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
531 PM PDT SAT OCT 04 2025

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

...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR OCTOBER 4 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         68   1:43 PM 100    1987  71     -3       82
  MINIMUM         56   5:43 AM  48    1908  55      1       58
  AVERAGE         62                        63     -1       70

PRECIPITATION (IN)
  TODAY            0.00          0.33 1994   0.01  -0.01     0.00
  MONTH TO DATE    0.12                      0.05   0.07     0.00
  SINCE OCT 1      0.12                      0.05   0.07     0.00
  SINCE JAN 1      9.91                     14.64  -4.73    19.08

DEGREE DAYS
 HEATING
  TODAY            3                         3      0        0
  MONTH TO DATE    6                        12     -6        0
  SINCE SEP 1     34                       109    -75      100
  SINCE JUL 1    279                       379   -100      288

 COOLING
  TODAY            0                         1     -1        5
  MONTH TO DATE    2                         4     -2       39
  SINCE SEP 1     36                        38     -2       65
  SINCE JAN 1     55                        88    -33       93
...................................................................


THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71       102      1987
 MINIMUM TEMPERATURE (F)   55        48      1908


SUNRISE AND SUNSET
OCTOBER  4 2025.......SUNRISE   7:08 AM PDT   SUNSET   6:48 PM PDT
OCTOBER  5 2025.......SUNRISE   7:09 AM PDT   SUNSET   6:46 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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