541
CDUS46 KMTR 230836
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
136 AM PDT THU OCT 23 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 22 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 67 2:18 PM 87 2019 71 -4 66
MINIMUM 58 11:59 PM 42 1949 53 5 50
AVERAGE 63 62 1 58
PRECIPITATION (IN)
YESTERDAY 0.00 0.91 1973 0.03 -0.03 0.00
MONTH TO DATE 1.00 0.44 0.56 T
SINCE OCT 1 1.00 0.44 0.56 T
SINCE JAN 1 8.62 13.11 -4.49 14.90
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 2 4 -2 7
MONTH TO DATE 34 58 -24 42
SINCE SEP 1 37 104 -67 116
SINCE JUL 1 127 206 -79 246
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 17 30 -13 86
SINCE SEP 1 95 86 9 110
SINCE JAN 1 145 196 -51 184
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 9.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 9:00 PM
LOWEST 57 12:00 PM
AVERAGE 70
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 90 1959
MINIMUM TEMPERATURE (F) 53 40 1949
1961
SUNRISE AND SUNSET
OCTOBER 23 2025.......SUNRISE 7:26 AM PDT SUNSET 6:21 PM PDT
OCTOBER 24 2025.......SUNRISE 7:27 AM PDT SUNSET 6:20 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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