244
CDUS46 KMTR 170046
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
546 PM PDT TUE SEP 16 2025
...............................
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR SEPTEMBER 16 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 71 1:43 PM 101 1913 70 1 67
MINIMUM 60 6:43 AM 50 1898 56 4 54
AVERAGE 66 63 3 61
PRECIPITATION (IN)
TODAY 0.00 0.50 1989 0.00 0.00 0.00
MONTH TO DATE 0.08 0.03 0.05 0.00
SINCE OCT 1 19.96 22.82 -2.86 25.76
SINCE JAN 1 9.76 14.52 -4.76 19.08
DEGREE DAYS
HEATING
TODAY 0 3 -3 4
MONTH TO DATE 16 50 -34 53
SINCE SEP 1 16 50 -34 53
SINCE JUL 1 261 320 -59 241
COOLING
TODAY 1 1 0 0
MONTH TO DATE 15 16 -1 6
SINCE SEP 1 15 16 -1 6
SINCE JAN 1 34 66 -32 34
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THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 93 1984
MINIMUM TEMPERATURE (F) 56 50 1898
SUNRISE AND SUNSET
SEPTEMBER 16 2025.....SUNRISE 6:53 AM PDT SUNSET 7:15 PM PDT
SEPTEMBER 17 2025.....SUNRISE 6:54 AM PDT SUNSET 7:14 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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