584
CDUS46 KMTR 210044
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
544 PM PDT SUN AUG 20 2023
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 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 89R 3:18 PM 84 1964 74 15 77
MINIMUM 61 5:42 AM 47 1955 57 4 58
AVERAGE 75 65 10 68
PRECIPITATION (IN)
TODAY 0.00 0.04 1997 0.00 0.00 0.00
MONTH TO DATE 0.00 0.02 -0.02 0.01
SINCE OCT 1 31.39 19.55 11.84 18.18
SINCE JAN 1 20.14 12.58 7.56 1.90
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE MM
SINCE JUN 1 MM
SINCE JUL 1 MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 4 30 -26 3
SINCE JUN 1 123 185 -62 119
SINCE JUL 1 45 88 -43 60
COOLING
TODAY 10 1 9 3
MONTH TO DATE 62 20 42 53
SINCE JUN 1 85 69 16 117
SINCE JAN 1 90 89 1 137
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 6.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 5:00 AM
LOWEST 37 2:00 PM
AVERAGE 64
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THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 85 1974
MINIMUM TEMPERATURE (F) 57 48 1952
SUNRISE AND SUNSET
AUGUST 20 2023........SUNRISE 6:30 AM PDT SUNSET 7:56 PM PDT
AUGUST 21 2023........SUNRISE 6:30 AM PDT SUNSET 7:54 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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