804
CDUS46 KMTR 140825
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1225 AM PST THU DEC 14 2023
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 13 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 MM MM 69 1958 58 MM 54
MINIMUM 47 8:03 AM 30 1945 45 2 38
1972
AVERAGE MM 51 MM 46
PRECIPITATION (IN)
YESTERDAY 0.00 3.14 2021 0.13 -0.13 0.00
MONTH TO DATE 0.16 1.65 -1.49 3.43
SINCE OCT 1 1.58 4.48 -2.90 5.02
SINCE JAN 1 21.78 17.15 4.63 7.19
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE DEC 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY MM 14 MM 19
MONTH TO DATE 108 167 -59 197
SINCE DEC 1 108 167 -59 197
SINCE JUL 1 331 675 -344 722
COOLING
YESTERDAY MM 0 MM 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 2 RESULTANT WIND DIRECTION SE (150)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 2.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 4:00 AM
LOWEST 39 5:00 PM
AVERAGE 65
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 69 1958
MINIMUM TEMPERATURE (F) 45 30 1972
SUNRISE AND SUNSET
DECEMBER 14 2023......SUNRISE 7:16 AM PST SUNSET 4:52 PM PST
DECEMBER 15 2023......SUNRISE 7:17 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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