253
CDUS46 KMTR 050838
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
138 AM PDT MON MAY 05 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 4 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 65 4:06 PM 84 2011 67 -2 57
2013
MINIMUM 49 5:37 AM 40 1950 51 -2 50
1952
AVERAGE 57 59 -2 54
PRECIPITATION (IN)
YESTERDAY 0.00 0.95 2024 0.02 -0.02 0.95
MONTH TO DATE 0.01 0.08 -0.07 0.95
SINCE OCT 1 15.97 18.99 -3.02 20.13
SINCE JAN 1 7.41 12.02 -4.61 14.80
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 8 6 2 11
MONTH TO DATE 34 27 7 25
SINCE MAR 1 496 557 -61 514
SINCE JUL 1 2029 2236 -207 1655
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 3 6 -3 1
SINCE JAN 1 3 6 -3 1
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION W (290)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 13.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 1:00 AM
LOWEST 48 4:00 PM
AVERAGE 66
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 91 1987
MINIMUM TEMPERATURE (F) 51 41 1965
SUNRISE AND SUNSET
MAY 5 2025...........SUNRISE 6:09 AM PDT SUNSET 8:04 PM PDT
MAY 6 2025...........SUNRISE 6:08 AM PDT SUNSET 8:05 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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