453
CDUS46 KMTR 310835
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1235 AM PST SUN DEC 31 2023
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 30 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 62 1:03 PM 69 1945 57 5 64
MINIMUM 52 11:59 PM 33 1978 44 8 56
1982
1990
AVERAGE 57 51 6 60
PRECIPITATION (IN)
YESTERDAY 0.19 2.19 1976 0.13 0.06 0.52
MONTH TO DATE 3.91 4.01 -0.10 5.99
SINCE OCT 1 5.33 6.84 -1.51 7.58
SINCE JAN 1 25.53 19.51 6.02 9.75
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE DEC 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 8 14 -6 5
MONTH TO DATE 262 405 -143 439
SINCE DEC 1 262 405 -143 439
SINCE JUL 1 485 913 -428 964
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 280 201 79 280
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 7.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 5:00 AM
LOWEST 72 3:00 PM
AVERAGE 83
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 67 1958
1996
MINIMUM TEMPERATURE (F) 44 29 1978
SUNRISE AND SUNSET
DECEMBER 31 2023......SUNRISE 7:24 AM PST SUNSET 5:01 PM PST
JANUARY 1 2024.......SUNRISE 7:24 AM PST SUNSET 5:02 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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