571
CDUS46 KMTR 180832
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
132 AM PDT MON SEP 18 2023
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..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR SEPTEMBER 17 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 69 3:43 PM 93 1984 70 -1 65
MINIMUM 59 5:43 AM 50 1898 56 3 55
AVERAGE 64 63 1 60
PRECIPITATION (IN)
YESTERDAY 0.00 0.20 1921 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 5
MONTH TO DATE 36 53 -17 27
SINCE SEP 1 36 53 -17 27
SINCE JUL 1 240 323 -83 242
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 1 17 -16 50
SINCE SEP 1 1 17 -16 50
SINCE JAN 1 40 67 -27 85
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THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 94 1912
MINIMUM TEMPERATURE (F) 56 49 1899
SUNRISE AND SUNSET
SEPTEMBER 18 2023.....SUNRISE 6:54 AM PDT SUNSET 7:13 PM PDT
SEPTEMBER 19 2023.....SUNRISE 6:55 AM PDT SUNSET 7:11 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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