894
CDUS46 KMTR 300827
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT SAT SEP 30 2023
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 29 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 70 11:20 AM 95 2020 75 -5 80
MINIMUM 60 3:25 AM 45 1950 55 5 57
1955
AVERAGE 65 65 0 69
PRECIPITATION (IN)
YESTERDAY T 0.11 1971 0.00 0.00 0.00
MONTH TO DATE 0.01 0.06 -0.05 0.27
SINCE OCT 1 31.43 19.63 11.80 18.45
SINCE JAN 1 20.18 12.66 7.52 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 0
MONTH TO DATE 4 42 -38 13
SINCE SEP 1 4 42 -38 13
SINCE JUL 1 51 144 -93 74
COOLING
YESTERDAY 0 2 -2 4
MONTH TO DATE 48 58 -10 110
SINCE SEP 1 48 58 -10 110
SINCE JAN 1 187 168 19 263
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 15.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 4:00 PM
LOWEST 67 4:00 AM
AVERAGE 77
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 94 1980
2001
MINIMUM TEMPERATURE (F) 55 41 1950
SUNRISE AND SUNSET
SEPTEMBER 30 2023.....SUNRISE 7:04 AM PDT SUNSET 6:54 PM PDT
OCTOBER 1 2023.......SUNRISE 7:05 AM PDT SUNSET 6:53 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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