735
CDUS46 KMTR 020845
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
145 AM PDT FRI MAY 02 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 1 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 1:06 PM 89 1947 67 -2 72
MINIMUM 50 11:59 PM 44 1983 50 0 49
1988
2008
AVERAGE 58 59 -1 61
PRECIPITATION (IN)
YESTERDAY 0.00 0.20 2009 0.02 -0.02 0.00
MONTH TO DATE 0.00 0.02 -0.02 0.00
SINCE OCT 1 15.96 18.93 -2.97 19.18
SINCE JAN 1 7.40 11.96 -4.56 13.85
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE MM
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 7 7 0 4
MONTH TO DATE 7 7 0 4
SINCE MAR 1 469 537 -68 493
SINCE JUL 1 2002 2216 -214 1634
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 8 RESULTANT WIND DIRECTION W (290)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 10.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 1:00 AM
LOWEST 58 2:00 PM
AVERAGE 74
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 89 2013
MINIMUM TEMPERATURE (F) 50 42 1950
1954
SUNRISE AND SUNSET
MAY 2 2025...........SUNRISE 6:12 AM PDT SUNSET 8:01 PM PDT
MAY 3 2025...........SUNRISE 6:11 AM PDT SUNSET 8:02 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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