Climatological Report (Daily)
Issued by NWS

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536
CDUS46 KMTR 020044
CLISFD

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
544 PM PDT FRI AUG 01 2025

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

...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR AUGUST 1 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         64   1:43 PM  98    1993  66     -2       69
  MINIMUM         54   6:43 AM  48    1893  55     -1       54
  AVERAGE         59                        61     -2       62

PRECIPITATION (IN)
  TODAY            0.00          0.01 1887   0.00   0.00     0.00
  MONTH TO DATE    0.00                      0.00   0.00     0.00
  SINCE OCT 1     19.85                     22.73  -2.88    25.72
  SINCE JAN 1      9.65                     14.43  -4.78    19.04

DEGREE DAYS
 HEATING
  TODAY            6                         4      2        3
  MONTH TO DATE    6                         4      2        3
  SINCE JUN 1    382                       325     57      253
  SINCE JUL 1    169                       156     13       98

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1      0                        19    -19       13
  SINCE JAN 1      6                        34    -28       19
...................................................................


THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   67        88      1993
 MINIMUM TEMPERATURE (F)   55        49      1887


SUNRISE AND SUNSET
AUGUST  1 2025........SUNRISE   6:14 AM PDT   SUNSET   8:18 PM PDT
AUGUST  2 2025........SUNRISE   6:15 AM PDT   SUNSET   8:17 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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