022
CDUS46 KMTR 270829
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
129 AM PDT WED SEP 27 2023
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 26 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 77 1:07 PM 95 1958 75 2 67
MINIMUM 63 11:46 PM 46 1948 56 7 57
AVERAGE 70 65 5 62
PRECIPITATION (IN)
YESTERDAY 0.01 0.27 1972 0.01 0.00 0.00
MONTH TO DATE 0.01 0.05 -0.04 0.27
SINCE OCT 1 31.43 19.62 11.81 18.45
SINCE JAN 1 20.18 12.65 7.53 2.17
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE SEP 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 3
MONTH TO DATE 4 36 -32 10
SINCE SEP 1 4 36 -32 10
SINCE JUL 1 51 138 -87 71
COOLING
YESTERDAY 5 2 3 0
MONTH TO DATE 43 52 -9 106
SINCE SEP 1 43 52 -9 106
SINCE JAN 1 182 162 20 259
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 12.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 5:00 AM
LOWEST 51 2:00 PM
AVERAGE 71
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THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 96 1958
2010
MINIMUM TEMPERATURE (F) 55 47 1948
1955
SUNRISE AND SUNSET
SEPTEMBER 27 2023.....SUNRISE 7:02 AM PDT SUNSET 6:59 PM PDT
SEPTEMBER 28 2023.....SUNRISE 7:02 AM PDT SUNSET 6:57 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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