234
CDUS46 KMTR 240033
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
533 PM PDT THU OCT 23 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 23 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 65 1:47 PM 90 1959 71 -6 71
MINIMUM 56 4:49 AM 40 1949 53 3 49
1961
AVERAGE 61 62 -1 60
PRECIPITATION (IN)
TODAY 0.00 1.16 1989 0.03 -0.03 0.00
MONTH TO DATE 1.00 0.47 0.53 T
SINCE OCT 1 1.00 0.47 0.53 T
SINCE JAN 1 8.62 13.14 -4.52 14.90
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 4 4 0 5
MONTH TO DATE 38 62 -24 47
SINCE SEP 1 41 108 -67 121
SINCE JUL 1 131 210 -79 251
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 17 31 -14 86
SINCE SEP 1 95 87 8 110
SINCE JAN 1 145 197 -52 184
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION W (290)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 10.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 2:00 AM
LOWEST 65 12:00 PM
AVERAGE 77
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 91 2017
MINIMUM TEMPERATURE (F) 52 41 1956
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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