473
CDUS46 KMTR 210038
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
538 PM PDT THU MAR 20 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MARCH 20 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 60 2:46 PM 78 2004 64 -4 64
MINIMUM 46 5:43 AM 38 1952 48 -2 49
1982
AVERAGE 53 56 -3 57
PRECIPITATION (IN)
TODAY 0.00 1.51 1958 0.08 -0.08 0.00
MONTH TO DATE 1.47 1.92 -0.45 2.07
SINCE OCT 1 15.39 16.74 -1.35 17.04
SINCE JAN 1 6.83 9.77 -2.94 11.71
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 12 9 3 8
MONTH TO DATE 237 197 40 179
SINCE MAR 1 237 197 40 179
SINCE JUL 1 1770 1876 -106 1320
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE MAR 1 0 0 0 1
SINCE JAN 1 0 0 0 1
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NW (300)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 8.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 5:00 AM
LOWEST 55 3:00 PM
AVERAGE 73
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 74 1965
1997
MINIMUM TEMPERATURE (F) 48 38 1955
1969
SUNRISE AND SUNSET
MARCH 20 2025.........SUNRISE 7:12 AM PDT SUNSET 7:22 PM PDT
MARCH 21 2025.........SUNRISE 7:11 AM PDT SUNSET 7:23 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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