902
CDUS46 KMTR 210827
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT SAT MAR 21 2026
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MARCH 20 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1927 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 89R 3:21 PM 78 2004 64 25 60
MINIMUM 58 11:59 PM 38 1952 48 10 46
1982
AVERAGE 74 56 18 53
PRECIPITATION (IN)
YESTERDAY 0.00 1.51 1958 0.08 -0.08 0.00
MONTH TO DATE 0.01 1.92 -1.91 1.47
SINCE OCT 1 16.12 16.74 -0.62 15.39
SINCE JAN 1 7.27 9.77 -2.50 6.83
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 0 9 -9 12
MONTH TO DATE 81 197 -116 237
SINCE MAR 1 81 197 -116 237
SINCE JUL 1 1429 1876 -447 1770
COOLING
YESTERDAY 9 0 9 0
MONTH TO DATE 24 0 24 0
SINCE MAR 1 24 0 24 0
SINCE JAN 1 25 0 25 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 5.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 4:00 AM
LOWEST 29 4:00 PM
AVERAGE 61
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 74 1965
1997
MINIMUM TEMPERATURE (F) 48 38 1955
1969
SUNRISE AND SUNSET
MARCH 21 2026.........SUNRISE 7:11 AM PDT SUNSET 7:23 PM PDT
MARCH 22 2026.........SUNRISE 7:10 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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