Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 020828
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
128 AM PDT TUE SEP 02 2025
...................................
...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR SEPTEMBER 1 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 71 11:43 AM 106 2017 70 1 68
MINIMUM 57 6:43 AM 48 1910 56 1 57
AVERAGE 64 63 1 63
PRECIPITATION (IN)
YESTERDAY 0.00 0.14 2000 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 1 4 -3 2
MONTH TO DATE 1 4 -3 2
SINCE SEP 1 1 4 -3 2
SINCE JUL 1 246 274 -28 190
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 1 -1 0
SINCE SEP 1 0 1 -1 0
SINCE JAN 1 19 51 -32 28
...................................................................
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 102 2017
MINIMUM TEMPERATURE (F) 56 49 1910
SUNRISE AND SUNSET
SEPTEMBER 2 2025.....SUNRISE 6:41 AM PDT SUNSET 7:37 PM PDT
SEPTEMBER 3 2025.....SUNRISE 6:42 AM PDT SUNSET 7:35 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$