528
CDUS46 KMTR 200840
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1240 AM PST TUE JAN 20 2026
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 19 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 62 3:19 PM 68 1976 58 4 54
MINIMUM 45 6:14 AM 35 1961 45 0 42
1977
1980
AVERAGE 54 51 3 48
PRECIPITATION (IN)
YESTERDAY 0.00 1.52 2010 0.12 -0.12 0.00
MONTH TO DATE 3.78 2.45 1.33 0.12
SINCE OCT 1 12.63 9.42 3.21 8.68
SINCE JAN 1 3.78 2.45 1.33 0.12
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE DEC 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 11 14 -3 17
MONTH TO DATE 216 266 -50 219
SINCE DEC 1 595 688 -93 529
SINCE JUL 1 946 1196 -250 1070
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
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (340)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 3.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 6:00 AM
LOWEST 71 9:00 PM
AVERAGE 84
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 67 1976
2021
MINIMUM TEMPERATURE (F) 45 30 1963
SUNRISE AND SUNSET
JANUARY 20 2026.......SUNRISE 7:21 AM PST SUNSET 5:20 PM PST
JANUARY 21 2026.......SUNRISE 7:21 AM PST SUNSET 5:22 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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