182
CDUS46 KMTR 210040
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
540 PM PDT SAT MAY 20 2023
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 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 63 2:18 PM 93 1988 69 -6 73
MINIMUM 54 6:54 AM 45 1950 52 2 50
1976
1982
AVERAGE 59 60 -1 62
PRECIPITATION (IN)
TODAY 0.00 1.53 1957 0.02 -0.02 0.00
MONTH TO DATE 0.72 0.35 0.37 T
SINCE OCT 1 31.38 19.26 12.12 18.12
SINCE JAN 1 20.13 12.29 7.84 1.84
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE MM
SINCE MAR 1 MM
SINCE JUL 1 MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 6 5 1 3
MONTH TO DATE 119 119 0 122
SINCE MAR 1 766 649 117 633
SINCE JUL 1 2474 2328 146 2099
COOLING
TODAY 0 0 0 0
MONTH TO DATE 3 0 3 0
SINCE MAR 1 5 6 -1 11
SINCE JAN 1 5 6 -1 11
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 14.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 3:00 AM
LOWEST 67 2:00 PM
AVERAGE 79
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 92 2000
MINIMUM TEMPERATURE (F) 52 45 1962
1974
SUNRISE AND SUNSET
MAY 20 2023...........SUNRISE 5:56 AM PDT SUNSET 8:16 PM PDT
MAY 21 2023...........SUNRISE 5:56 AM PDT SUNSET 8:17 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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