145
CDUS46 KMTR 170826
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT SUN SEP 17 2023
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..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR SEPTEMBER 16 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1850 TO 2023
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 3:43 PM 101 1913 70 -3 68
MINIMUM 60 4:43 AM 50 1898 56 4 58
AVERAGE 64 63 1 63
PRECIPITATION (IN)
YESTERDAY 0.00 0.50 1989 0.00 0.00 0.00
MONTH TO DATE 0.02 0.03 -0.01 0.00
SINCE OCT 1 33.78 22.82 10.96 18.78
SINCE JAN 1 20.82 14.52 6.30 2.55
DEGREE DAYS
HEATING
YESTERDAY 1 3 -2 2
MONTH TO DATE 35 50 -15 22
SINCE SEP 1 35 50 -15 22
SINCE JUL 1 239 320 -81 237
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 1 16 -15 50
SINCE SEP 1 1 16 -15 50
SINCE JAN 1 40 66 -26 85
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THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 93 1984
MINIMUM TEMPERATURE (F) 56 50 1898
SUNRISE AND SUNSET
SEPTEMBER 17 2023.....SUNRISE 6:53 AM PDT SUNSET 7:15 PM PDT
SEPTEMBER 18 2023.....SUNRISE 6:54 AM PDT SUNSET 7:13 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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