411
CDUS46 KMTR 090826
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT FRI MAY 09 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 8 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 73 1:11 PM 86 2001 68 5 76
MINIMUM 50 12:50 AM 44 1952 51 -1 52
1964
1968
AVERAGE 62 59 3 64
PRECIPITATION (IN)
YESTERDAY 0.00 0.30 1963 0.02 -0.02 0.00
MONTH TO DATE 0.01 0.16 -0.15 0.95
SINCE OCT 1 16.01 19.07 -3.06 20.13
SINCE JAN 1 7.45 12.10 -4.65 14.80
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 3 6 -3 1
MONTH TO DATE 45 51 -6 51
SINCE MAR 1 599 581 18 540
SINCE JUL 1 2132 2260 -128 1681
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 2 0 2 0
SINCE MAR 1 5 6 -1 1
SINCE JAN 1 5 6 -1 1
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION NW (300)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 12.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 2:00 AM
LOWEST 39 4:00 PM
AVERAGE 64
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 88 1993
MINIMUM TEMPERATURE (F) 51 41 1950
SUNRISE AND SUNSET
MAY 9 2025...........SUNRISE 6:05 AM PDT SUNSET 8:07 PM PDT
MAY 10 2025...........SUNRISE 6:04 AM PDT SUNSET 8:08 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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