410
CDUS46 KMTR 070032
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
532 PM PDT SAT SEP 06 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 6 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 73 1:40 PM 102 2020 75 -2 70
MINIMUM 62 6:51 AM 47 1950 56 6 53
AVERAGE 68 66 2 62
PRECIPITATION (IN)
TODAY 0.00 0.02 1969 0.01 -0.01 0.00
MONTH TO DATE 0.00 0.01 -0.01 0.00
SINCE OCT 1 16.11 19.58 -3.47 20.23
SINCE JAN 1 7.55 12.61 -5.06 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 0 1 -1 3
MONTH TO DATE 1 8 -7 4
SINCE SEP 1 1 8 -7 4
SINCE JUL 1 91 110 -19 134
COOLING
TODAY 3 2 1 0
MONTH TO DATE 9 12 -3 3
SINCE SEP 1 9 12 -3 3
SINCE JAN 1 59 122 -63 77
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 12.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 12:00 AM
LOWEST 55 12:00 PM
AVERAGE 68
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 97 2020
MINIMUM TEMPERATURE (F) 56 50 1960
SUNRISE AND SUNSET
SEPTEMBER 6 2025.....SUNRISE 6:44 AM PDT SUNSET 7:30 PM PDT
SEPTEMBER 7 2025.....SUNRISE 6:45 AM PDT SUNSET 7:29 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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