Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 180827
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT SAT JUL 18 2026
...................................
...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR JULY 17 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 64 3:43 PM 103 1988 66 -2 65
MINIMUM 54 4:43 AM 49 1887 55 -1 56
AVERAGE 59 60 -1 61
PRECIPITATION (IN)
YESTERDAY 0.00 0.02 1958 0.00 0.00 0.00
MONTH TO DATE 0.00 0.01 -0.01 0.00
SINCE OCT 1 20.71 22.73 -2.02 19.77
SINCE JAN 1 11.78 14.43 -2.65 9.57
DEGREE DAYS
HEATING
YESTERDAY 6 5 1 4
MONTH TO DATE 80 85 -5 95
SINCE JUN 1 212 254 -42 308
SINCE JUL 1 80 85 -5 95
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 5 0 5 0
SINCE JUN 1 14 12 2 0
SINCE JAN 1 65 27 38 6
...................................................................
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 84 1916
MINIMUM TEMPERATURE (F) 55 48 1893
SUNRISE AND SUNSET
JULY 18 2026..........SUNRISE 6:02 AM PDT SUNSET 8:29 PM PDT
JULY 19 2026..........SUNRISE 6:03 AM PDT SUNSET 8:29 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$