Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 190830
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
130 AM PDT SAT SEP 19 2026
...................................
...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR SEPTEMBER 18 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 66 12:43 PM 94 1912 70 -4 65
MINIMUM 57 6:43 AM 49 1899 56 1 59
AVERAGE 62 63 -1 62
PRECIPITATION (IN)
YESTERDAY 0.00 2.01 1959 0.00 0.00 0.00
MONTH TO DATE 0.03 0.03 0.00 0.08
SINCE OCT 1 20.76 22.82 -2.06 19.96
SINCE JAN 1 11.83 14.52 -2.69 9.76
DEGREE DAYS
HEATING
YESTERDAY 3 3 0 3
MONTH TO DATE 24 56 -32 19
SINCE SEP 1 24 56 -32 19
SINCE JUL 1 229 326 -97 264
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 32 18 14 14
SINCE SEP 1 32 18 14 14
SINCE JAN 1 107 68 39 33
...................................................................
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 93 1919
MINIMUM TEMPERATURE (F) 56 49 1911
SUNRISE AND SUNSET
SEPTEMBER 19 2026.....SUNRISE 6:55 AM PDT SUNSET 7:11 PM PDT
SEPTEMBER 20 2026.....SUNRISE 6:56 AM PDT SUNSET 7:09 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$