640
CDUS46 KMTR 100037
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
537 PM PDT SAT SEP 09 2023
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 9 2023
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 74 1:31 PM 92 1951 75 -1 77
MINIMUM 57 6:27 AM 46 1946 56 1 59
AVERAGE 66 66 0 68
PRECIPITATION (IN)
TODAY 0.00 0.26 1978 0.00 0.00 0.00
MONTH TO DATE T 0.01 -0.01 0.00
SINCE OCT 1 31.42 19.58 11.84 18.18
SINCE JAN 1 20.17 12.61 7.56 1.90
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE MM
SINCE SEP 1 MM
SINCE JUL 1 MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 0 11 -11 4
SINCE SEP 1 0 11 -11 4
SINCE JUL 1 47 113 -66 65
COOLING
TODAY 1 2 -1 3
MONTH TO DATE 15 18 -3 71
SINCE SEP 1 15 18 -3 71
SINCE JAN 1 154 128 26 224
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION NW (300)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 12.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 4:00 AM
LOWEST 53 2:00 PM
AVERAGE 71
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 94 1979
MINIMUM TEMPERATURE (F) 56 49 1947
SUNRISE AND SUNSET
SEPTEMBER 9 2023.....SUNRISE 6:46 AM PDT SUNSET 7:27 PM PDT
SEPTEMBER 10 2023.....SUNRISE 6:47 AM PDT SUNSET 7:25 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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