068
CDUS46 KMTR 310830
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1230 AM PST FRI JAN 31 2025
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 30 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 53 3:31 PM 71 1976 59 -6 64
MINIMUM 48 11:34 PM 30 1975 45 3 54
AVERAGE 51 52 -1 59
PRECIPITATION (IN)
YESTERDAY 0.00 1.91 1963 0.13 -0.13 T
MONTH TO DATE 0.13 3.77 -3.64 3.90
SINCE OCT 1 8.69 10.74 -2.05 9.23
SINCE JAN 1 0.13 3.77 -3.64 3.90
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE DEC 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 14 13 1 6
MONTH TO DATE 366 412 -46 321
SINCE DEC 1 676 834 -158 594
SINCE JUL 1 1217 1342 -125 817
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
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WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 4.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 11:00 PM
LOWEST 71 11:00 AM
AVERAGE 77
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THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 74 2015
MINIMUM TEMPERATURE (F) 45 32 1946
1950
1951
SUNRISE AND SUNSET
JANUARY 31 2025.......SUNRISE 7:14 AM PST SUNSET 5:33 PM PST
FEBRUARY 1 2025......SUNRISE 7:13 AM PST SUNSET 5:34 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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