198
CDUS46 KMTR 210828
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1228 AM PST WED JAN 21 2026
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 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 56 2:28 PM 67 1976 58 -2 61
2021
MINIMUM 46 3:44 AM 30 1963 45 1 43
AVERAGE 51 51 0 52
PRECIPITATION (IN)
YESTERDAY 0.00 2.49 1964 0.12 -0.12 0.00
MONTH TO DATE 3.78 2.57 1.21 0.12
SINCE OCT 1 12.63 9.54 3.09 8.68
SINCE JAN 1 3.78 2.57 1.21 0.12
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE DEC 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 14 14 0 13
MONTH TO DATE 230 280 -50 232
SINCE DEC 1 609 702 -93 542
SINCE JUL 1 960 1210 -250 1083
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 2 RESULTANT WIND DIRECTION NE (50)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 2.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 6:00 PM
LOWEST 74 10:00 AM
AVERAGE 82
......................................................
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 68 2014
MINIMUM TEMPERATURE (F) 45 30 1962
SUNRISE AND SUNSET
JANUARY 21 2026.......SUNRISE 7:21 AM PST SUNSET 5:22 PM PST
JANUARY 22 2026.......SUNRISE 7:20 AM PST SUNSET 5:23 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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