341
CDUS46 KMTR 060831
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT SAT SEP 06 2025
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..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR SEPTEMBER 5 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
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 67 1:43 PM 96 2004 70 -3 71
MINIMUM 59 1:43 AM 49 1904 56 3 54
AVERAGE 63 63 0 63
PRECIPITATION (IN)
YESTERDAY 0.00 0.12 1912 0.01 -0.01 0.00
MONTH TO DATE 0.00 0.01 -0.01 0.00
SINCE OCT 1 19.88 22.80 -2.92 25.76
SINCE JAN 1 9.68 14.50 -4.82 19.08
DEGREE DAYS
HEATING
YESTERDAY 2 3 -1 2
MONTH TO DATE 9 17 -8 7
SINCE SEP 1 9 17 -8 7
SINCE JUL 1 254 287 -33 195
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 5 -5 6
SINCE SEP 1 0 5 -5 6
SINCE JAN 1 19 55 -36 34
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THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 100 2020
MINIMUM TEMPERATURE (F) 56 50 1898
SUNRISE AND SUNSET
SEPTEMBER 6 2025.....SUNRISE 6:44 AM PDT SUNSET 7:31 PM PDT
SEPTEMBER 7 2025.....SUNRISE 6:45 AM PDT SUNSET 7:29 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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