121
CDUS46 KMTR 310835
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
135 AM PDT SUN AUG 31 2025
...............................
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR AUGUST 30 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 77 12:43 PM 89 1879 69 8 67
MINIMUM 58 5:43 AM 49 1911 56 2 59
AVERAGE 68 62 6 63
PRECIPITATION (IN)
YESTERDAY 0.00 0.24 1984 0.00 0.00 0.00
MONTH TO DATE 0.03 0.06 -0.03 0.04
SINCE OCT 1 19.88 22.79 -2.91 25.76
SINCE JAN 1 9.68 14.49 -4.81 19.08
DEGREE DAYS
HEATING
YESTERDAY 0 4 -4 2
MONTH TO DATE 82 115 -33 90
SINCE JUN 1 458 436 22 340
SINCE JUL 1 245 267 -22 185
COOLING
YESTERDAY 3 1 2 0
MONTH TO DATE 7 11 -4 9
SINCE JUN 1 7 30 -23 22
SINCE JAN 1 13 45 -32 28
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THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 87 1943
MINIMUM TEMPERATURE (F) 56 48 1910
SUNRISE AND SUNSET
AUGUST 31 2025........SUNRISE 6:39 AM PDT SUNSET 7:40 PM PDT
SEPTEMBER 1 2025.....SUNRISE 6:40 AM PDT SUNSET 7:38 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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