453
CDUS46 KMTR 180840
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
140 AM PDT TUE MAR 18 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MARCH 17 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 58 11:48 AM 82 2004 64 -6 65
MINIMUM 49 11:59 PM 36 1966 48 1 50
AVERAGE 54 56 -2 58
PRECIPITATION (IN)
YESTERDAY 0.13 0.68 1991 0.08 0.05 0.00
MONTH TO DATE 1.47 1.68 -0.21 2.07
SINCE OCT 1 15.39 16.50 -1.11 17.04
SINCE JAN 1 6.83 9.53 -2.70 11.71
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE MAR 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 11 10 1 7
MONTH TO DATE 197 170 27 156
SINCE MAR 1 197 170 27 156
SINCE JUL 1 1730 1849 -119 1297
COOLING
YESTERDAY 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 13 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 36 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 16.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 12:00 AM
LOWEST 66 3:00 PM
AVERAGE 80
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THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 77 2004
MINIMUM TEMPERATURE (F) 48 37 1973
SUNRISE AND SUNSET
MARCH 18 2025.........SUNRISE 7:15 AM PDT SUNSET 7:20 PM PDT
MARCH 19 2025.........SUNRISE 7:14 AM PDT SUNSET 7:21 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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