497
CDUS46 KMTR 130828
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
128 AM PDT WED AUG 13 2025
...............................
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR AUGUST 12 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 63 3:43 PM 85 1996 67 -4 64
MINIMUM 57 12:43 AM 48 1893 56 1 53
AVERAGE 60 62 -2 59
PRECIPITATION (IN)
YESTERDAY 0.00 0.01 1952 0.00 0.00 0.00
MONTH TO DATE 0.00 0.02 -0.02 0.00
SINCE OCT 1 19.85 22.75 -2.90 25.72
SINCE JAN 1 9.65 14.45 -4.80 19.04
DEGREE DAYS
HEATING
YESTERDAY 5 4 1 6
MONTH TO DATE 46 48 -2 59
SINCE JUN 1 422 369 53 309
SINCE JUL 1 209 200 9 154
COOLING
YESTERDAY 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
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THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 90 1991
MINIMUM TEMPERATURE (F) 56 49 1903
SUNRISE AND SUNSET
AUGUST 13 2025........SUNRISE 6:24 AM PDT SUNSET 8:04 PM PDT
AUGUST 14 2025........SUNRISE 6:25 AM PDT SUNSET 8:03 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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