787
CDUS46 KMTR 140045
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
445 PM PST SAT DEC 13 2025
...............................
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR DECEMBER 13 2025
VALID TODAY AS OF 0400 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 52 1:43 PM 71 1911 58 -6 57
MINIMUM 41 7:43 AM 35 1972 47 -6 51
AVERAGE 47 52 -5 54
PRECIPITATION (IN)
TODAY 0.00 2.99 2002 0.16 -0.16 0.20
MONTH TO DATE 0.00 1.92 -1.92 1.16
SINCE OCT 1 3.53 5.46 -1.93 5.83
SINCE JAN 1 13.32 20.05 -6.73 24.91
DEGREE DAYS
HEATING
TODAY 18 12 6 11
MONTH TO DATE 199 152 47 110
SINCE DEC 1 199 152 47 110
SINCE JUL 1 771 880 -109 744
COOLING
TODAY 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 TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 69 1988
MINIMUM TEMPERATURE (F) 47 35 1972
SUNRISE AND SUNSET
DECEMBER 13 2025......SUNRISE 7:17 AM PST SUNSET 4:52 PM PST
DECEMBER 14 2025......SUNRISE 7:17 AM PST SUNSET 4:52 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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