Climatological Report (Daily)
Issued by NWS

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703
CDUS46 KMTR 290835
CLISFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
135 AM PDT FRI AUG 29 2025

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

...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR AUGUST 28 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         69   1:43 PM  96    2009  69      0       68
  MINIMUM         59   6:43 AM  49    1955  56      3       57
  AVERAGE         64                        62      2       63

PRECIPITATION (IN)
  YESTERDAY        0.00          0.07 1916   0.00   0.00     0.00
  MONTH TO DATE    0.03                      0.05  -0.02     0.04
  SINCE OCT 1     19.88                     22.78  -2.90    25.76
  SINCE JAN 1      9.68                     14.48  -4.80    19.08

DEGREE DAYS
 HEATING
  YESTERDAY        1                         3     -2        2
  MONTH TO DATE   81                       107    -26       85
  SINCE JUN 1    457                       428     29      335
  SINCE JUL 1    244                       259    -15      180

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    4                         9     -5        9
  SINCE JUN 1      4                        28    -24       22
  SINCE JAN 1     10                        43    -33       28
...................................................................


THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        96      1968
 MINIMUM TEMPERATURE (F)   56        48      1955


SUNRISE AND SUNSET
AUGUST 29 2025........SUNRISE   6:38 AM PDT   SUNSET   7:43 PM PDT
AUGUST 30 2025........SUNRISE   6:38 AM PDT   SUNSET   7:41 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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