Climatological Report (Daily)
Issued by NWS
Issued by NWS
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711
CDUS46 KMTR 010841
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
141 AM PDT TUE SEP 01 2026
...................................
...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR AUGUST 31 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
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 65 3:43 PM 87 1943 69 -4 82
MINIMUM 57 5:43 AM 48 1910 56 1 60
AVERAGE 61 62 -1 71
PRECIPITATION (IN)
YESTERDAY 0.00 0.02 1944 0.00 0.00 0.00
MONTH TO DATE 0.02 0.06 -0.04 0.03
SINCE OCT 1 20.73 22.79 -2.06 19.88
SINCE JAN 1 11.80 14.49 -2.69 9.68
DEGREE DAYS
HEATING
YESTERDAY 4 4 0 0
MONTH TO DATE 89 119 -30 82
SINCE JUN 1 337 440 -103 458
SINCE JUL 1 205 271 -66 245
COOLING
YESTERDAY 0 1 -1 6
MONTH TO DATE 3 16 -13 13
SINCE JUN 1 24 35 -11 13
SINCE JAN 1 75 50 25 19
...................................................................
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 106 2017
MINIMUM TEMPERATURE (F) 56 48 1910
SUNRISE AND SUNSET
SEPTEMBER 1 2026.....SUNRISE 6:40 AM PDT SUNSET 7:39 PM PDT
SEPTEMBER 2 2026.....SUNRISE 6:41 AM PDT SUNSET 7:37 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$