332
CDUS46 KMTR 010027
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
527 PM PDT FRI OCT 31 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 31 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 68 1:16 PM 83 1966 69 -1 65
1967
MINIMUM 52 5:59 AM 41 1954 51 1 51
1972
AVERAGE 60 60 0 58
PRECIPITATION (IN)
TODAY 0.00 0.27 1974 0.04 -0.04 0.01
MONTH TO DATE 1.03 0.79 0.24 0.01
SINCE OCT 1 1.03 0.79 0.24 0.01
SINCE JAN 1 8.65 13.46 -4.81 14.91
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 5 5 0 7
MONTH TO DATE 63 98 -35 88
SINCE SEP 1 66 144 -78 162
SINCE JUL 1 156 246 -90 292
COOLING
TODAY 0 0 0 0
MONTH TO DATE 20 33 -13 86
SINCE SEP 1 98 89 9 110
SINCE JAN 1 148 199 -51 184
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NW (300)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 6.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 68 1:00 PM
AVERAGE 81
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 85 1967
MINIMUM TEMPERATURE (F) 51 40 1971
SUNRISE AND SUNSET
OCTOBER 31 2025.......SUNRISE 7:34 AM PDT SUNSET 6:12 PM PDT
NOVEMBER 1 2025......SUNRISE 7:35 AM PDT SUNSET 6:11 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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