748
CDUS46 KMTR 200825
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
125 AM PDT SAT MAY 20 2023
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 19 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 64 2:29 PM 86 1952 69 -5 68
1978
1983
MINIMUM 55 11:59 PM 42 1950 52 3 53
AVERAGE 60 60 0 61
PRECIPITATION (IN)
YESTERDAY 0.00 0.30 1961 0.01 -0.01 0.00
MONTH TO DATE 0.72 0.33 0.39 T
SINCE OCT 1 31.38 19.24 12.14 18.12
SINCE JAN 1 20.13 12.27 7.86 1.84
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE MM
SINCE MAR 1 MM
SINCE JUL 1 MM
DEGREE DAYS
HEATING
YESTERDAY 5 5 0 4
MONTH TO DATE 113 114 -1 119
SINCE MAR 1 760 644 116 630
SINCE JUL 1 2468 2323 145 2096
COOLING
YESTERDAY 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 14 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 13.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 2:00 AM
LOWEST 65 2:00 PM
AVERAGE 77
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 93 1988
MINIMUM TEMPERATURE (F) 52 45 1950
1976
1982
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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