731  
CDUS46 KMTR 100027  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
427 PM PST FRI JAN 09 2026  
   
...............................  
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 9 2026  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 57 3:59 PM 71 1962 58 -1 71  
MINIMUM 42 5:34 AM 33 1957 44 -2 45  
AVERAGE 50 51 -1 58  
 
PRECIPITATION (IN)  
TODAY 0.00 1.40 2023 0.14 -0.14 0.00  
MONTH TO DATE 3.78 1.16 2.62 0.12  
SINCE OCT 1 12.63 8.13 4.50 8.68  
SINCE JAN 1 3.78 1.16 2.62 0.12  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 15 14 1 7  
MONTH TO DATE 93 126 -33 95  
SINCE DEC 1 472 548 -76 405  
SINCE JUL 1 823 1056 -233 946  
 
COOLING  
TODAY 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 6 RESULTANT WIND DIRECTION SE (120)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 4:00 AM  
LOWEST 41 11:00 AM  
AVERAGE 57  
   
......................................................  
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 68 1953  
MINIMUM TEMPERATURE (F) 44 29 1949  
 
SUNRISE AND SUNSET  
JANUARY 9 2026.......SUNRISE 7:25 AM PST SUNSET 5:09 PM PST  
JANUARY 10 2026.......SUNRISE 7:24 AM PST SUNSET 5:10 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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