538
CDUS46 KMTR 310826
CLISFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT THU JUL 31 2025
...............................
..THE SAN FRANCISCO DWTN CA CLIMATE SUMMARY FOR JULY 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 62 2:43 PM 99 1995 66 -4 66
MINIMUM 56 6:43 AM 48 1893 55 1 56
AVERAGE 59 61 -2 61
PRECIPITATION (IN)
YESTERDAY 0.00 0.03 1949 0.00 0.00 0.01
MONTH TO DATE 0.08 0.01 0.07 0.01
SINCE OCT 1 19.85 22.73 -2.88 25.72
SINCE JAN 1 9.65 14.43 -4.78 19.04
DEGREE DAYS
HEATING
YESTERDAY 6 4 2 4
MONTH TO DATE 161 149 12 92
SINCE JUN 1 374 318 56 247
SINCE JUL 1 161 149 12 92
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 12
SINCE JUN 1 0 12 -12 13
SINCE JAN 1 6 27 -21 19
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THE SAN FRANCISCO DWTN CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 99 1993
MINIMUM TEMPERATURE (F) 55 47 1893
SUNRISE AND SUNSET
JULY 31 2025..........SUNRISE 6:13 AM PDT SUNSET 8:19 PM PDT
AUGUST 1 2025........SUNRISE 6:14 AM PDT SUNSET 8:18 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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