805
CDUS46 KMTR 210040
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
540 PM PDT FRI OCT 20 2023
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 20 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 73 2:03 PM 89 1991 72 1 68
MINIMUM 60 6:50 AM 37 1949 53 7 54
AVERAGE 67 62 5 61
PRECIPITATION (IN)
TODAY 0.00 0.59 1985 0.03 -0.03 0.00
MONTH TO DATE T 0.38 -0.38 0.00
SINCE OCT 1 T 0.38 -0.38 0.00
SINCE JAN 1 20.20 13.05 7.15 2.17
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 4 -4 4
MONTH TO DATE 1 50 -49 60
SINCE SEP 1 7 96 -89 73
SINCE JUL 1 54 198 -144 134
COOLING
TODAY 2 1 1 0
MONTH TO DATE 84 28 56 13
SINCE SEP 1 132 84 48 127
SINCE JAN 1 271 194 77 280
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 6.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 5:00 AM
LOWEST 57 3:00 PM
AVERAGE 72
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 82 1964
1965
2019
MINIMUM TEMPERATURE (F) 53 39 1949
SUNRISE AND SUNSET
OCTOBER 20 2023.......SUNRISE 7:22 AM PDT SUNSET 6:26 PM PDT
OCTOBER 21 2023.......SUNRISE 7:23 AM PDT SUNSET 6:24 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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