155
CDUS46 KMTR 110840
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
140 AM PDT MON SEP 11 2023
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 10 2023
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)
YESTERDAY
MAXIMUM 74 2:47 PM 94 1979 75 -1 79
MINIMUM 55 6:17 AM 49 1947 56 -1 60
AVERAGE 65 66 -1 70
PRECIPITATION (IN)
YESTERDAY 0.00 T 1992 0.00 0.00 0.00
1993
1997
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)
YESTERDAY MM 0.0
MONTH TO DATE MM
SINCE SEP 1 MM
SINCE JUL 1 MM
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 12 -12 4
SINCE SEP 1 0 12 -12 4
SINCE JUL 1 47 114 -67 65
COOLING
YESTERDAY 0 2 -2 5
MONTH TO DATE 15 20 -5 76
SINCE SEP 1 15 20 -5 76
SINCE JAN 1 154 130 24 229
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION NW (300)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 11.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 2:00 AM
LOWEST 49 3:00 PM
AVERAGE 69
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 98 1979
MINIMUM TEMPERATURE (F) 56 49 1951
SUNRISE AND SUNSET
SEPTEMBER 11 2023.....SUNRISE 6:48 AM PDT SUNSET 7:24 PM PDT
SEPTEMBER 12 2023.....SUNRISE 6:49 AM PDT SUNSET 7:22 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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