875
CDUS46 KMTR 010838
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1238 AM PST MON DEC 01 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR NOVEMBER 30 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 52 4:06 PM 71 1959 60 -8 61
MINIMUM 47 10:01 AM 31 1954 46 1 43
AVERAGE 50 53 -3 52
PRECIPITATION (IN)
YESTERDAY 0.00 2.39 1973 0.11 -0.11 0.00
MONTH TO DATE 3.43 2.04 1.39 4.04
SINCE OCT 1 4.46 2.83 1.63 4.05
SINCE JAN 1 12.08 15.50 -3.42 18.95
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 15 12 3 13
MONTH TO DATE 195 260 -65 249
SINCE SEP 1 261 406 -145 411
SINCE JUL 1 351 508 -157 541
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 2 2 0 0
SINCE SEP 1 100 91 9 110
SINCE JAN 1 150 201 -51 184
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NE (40)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 5.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 1:00 AM
LOWEST 77 4:00 PM
AVERAGE 84
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 60 70 1959
2021
MINIMUM TEMPERATURE (F) 46 38 1967
1971
1976
SUNRISE AND SUNSET
DECEMBER 1 2025......SUNRISE 7:06 AM PST SUNSET 4:51 PM PST
DECEMBER 2 2025......SUNRISE 7:07 AM PST SUNSET 4:51 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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