428
CDUS46 KMTR 120838
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
138 AM PDT SAT SEP 12 2026
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..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR SEPTEMBER 11 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1850 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 66 1:43 PM 98 1979 70 -4 69
MINIMUM 58 4:43 AM 50 1901 56 2 60
AVERAGE 62 63 -1 65
PRECIPITATION (IN)
YESTERDAY 0.00 0.14 1918 0.01 -0.01 0.00
MONTH TO DATE 0.03 0.02 0.01 0.08
SINCE OCT 1 20.76 22.81 -2.05 19.96
SINCE JAN 1 11.83 14.51 -2.68 9.76
DEGREE DAYS
HEATING
YESTERDAY 3 3 0 0
MONTH TO DATE 8 35 -27 9
SINCE SEP 1 8 35 -27 9
SINCE JUL 1 213 305 -92 254
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 32 11 21 7
SINCE SEP 1 32 11 21 7
SINCE JAN 1 107 61 46 26
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THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 98 1983
MINIMUM TEMPERATURE (F) 56 49 1970
SUNRISE AND SUNSET
SEPTEMBER 12 2026.....SUNRISE 6:49 AM PDT SUNSET 7:22 PM PDT
SEPTEMBER 13 2026.....SUNRISE 6:50 AM PDT SUNSET 7:20 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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