253
CDUS46 KMTR 150843
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1243 AM PST FRI DEC 15 2023
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 14 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 60 3:18 PM 69 1958 58 2 53
MINIMUM 46 7:15 AM 30 1972 45 1 39
AVERAGE 53 51 2 46
PRECIPITATION (IN)
YESTERDAY 0.00 0.88 2002 0.14 -0.14 0.00
MONTH TO DATE 0.16 1.79 -1.63 3.43
SINCE OCT 1 1.58 4.62 -3.04 5.02
SINCE JAN 1 21.78 17.29 4.49 7.19
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE DEC 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 12 14 -2 19
MONTH TO DATE 130 181 -51 216
SINCE DEC 1 130 181 -51 216
SINCE JUL 1 353 689 -336 741
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 1 RESULTANT WIND DIRECTION E (100)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 2.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 8:00 AM
LOWEST 57 3:00 PM
AVERAGE 72
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THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 71 1980
MINIMUM TEMPERATURE (F) 45 31 1967
SUNRISE AND SUNSET
DECEMBER 15 2023......SUNRISE 7:17 AM PST SUNSET 4:52 PM PST
DECEMBER 16 2023......SUNRISE 7:18 AM PST SUNSET 4:52 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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