693
CDUS46 KMTR 180845
CLISFO
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1245 AM PST SUN JAN 18 2026
...............................
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 17 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 61 6:00 PM 74 2021 58 3 56
MINIMUM 44 5:09 AM 32 1947 45 -1 42
AVERAGE 53 51 2 49
PRECIPITATION (IN)
YESTERDAY 0.00 1.06 1973 0.12 -0.12 0.00
MONTH TO DATE 3.78 2.21 1.57 0.12
SINCE OCT 1 12.63 9.18 3.45 8.68
SINCE JAN 1 3.78 2.21 1.57 0.12
SNOWFALL (IN)
YESTERDAY MM 0.0
MONTH TO DATE T
SINCE DEC 1 T
SINCE JUL 1 T
DEGREE DAYS
HEATING
YESTERDAY 12 14 -2 16
MONTH TO DATE 196 238 -42 188
SINCE DEC 1 575 660 -85 498
SINCE JUL 1 926 1168 -242 1039
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 E (100)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 3.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 7:00 AM
LOWEST 53 6:00 PM
AVERAGE 73
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THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 74 2021
MINIMUM TEMPERATURE (F) 45 30 1947
SUNRISE AND SUNSET
JANUARY 18 2026.......SUNRISE 7:22 AM PST SUNSET 5:18 PM PST
JANUARY 19 2026.......SUNRISE 7:22 AM PST SUNSET 5:19 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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