Climatological Report (Daily)
Issued by NWS
Issued by NWS
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987
CDUS46 KMTR 030839
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
139 AM PDT WED SEP 03 2025
...................................
...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR SEPTEMBER 2 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
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 73 3:43 PM 102 2017 70 3 69
MINIMUM 57 6:43 AM 49 1910 56 1 59
AVERAGE 65 63 2 64
PRECIPITATION (IN)
YESTERDAY 0.00 0.02 1861 0.00 0.00 0.00
MONTH TO DATE 0.00 0.00 0.00 0.00
SINCE OCT 1 19.88 22.79 -2.91 25.76
SINCE JAN 1 9.68 14.49 -4.81 19.08
DEGREE DAYS
HEATING
YESTERDAY 0 4 -4 1
MONTH TO DATE 1 8 -7 3
SINCE SEP 1 1 8 -7 3
SINCE JUL 1 246 278 -32 191
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 2 -2 0
SINCE SEP 1 0 2 -2 0
SINCE JAN 1 19 52 -33 28
...................................................................
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 92 1961
MINIMUM TEMPERATURE (F) 56 50 1909
SUNRISE AND SUNSET
SEPTEMBER 3 2025.....SUNRISE 6:42 AM PDT SUNSET 7:35 PM PDT
SEPTEMBER 4 2025.....SUNRISE 6:43 AM PDT SUNSET 7:34 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$