Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 200025
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
525 PM PDT TUE AUG 19 2025
...................................
...THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR AUGUST 19 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 69 1:43 PM 91 1995 68 1 68
MINIMUM 56 4:43 AM 48 1955 56 0 55
AVERAGE 63 62 1 62
PRECIPITATION (IN)
TODAY 0.00 0.54 1997 0.01 -0.01 0.00
MONTH TO DATE 0.03 0.04 -0.01 0.00
SINCE OCT 1 19.88 22.77 -2.89 25.72
SINCE JAN 1 9.68 14.47 -4.79 19.04
DEGREE DAYS
HEATING
TODAY 2 4 -2 3
MONTH TO DATE 63 76 -13 78
SINCE JUN 1 439 397 42 328
SINCE JUL 1 226 228 -2 173
COOLING
TODAY 0 0 0 0
MONTH TO DATE 1 0 1 0
SINCE JUN 1 1 19 -18 13
SINCE JAN 1 7 34 -27 19
...................................................................
THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 84 1916
MINIMUM TEMPERATURE (F) 56 49 1898
SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE 6:29 AM PDT SUNSET 7:57 PM PDT
AUGUST 20 2025........SUNRISE 6:30 AM PDT SUNSET 7:55 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$