455  
CDUS46 KMTR 100030  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
430 PM PST THU JAN 09 2025  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 9 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 71R 3:36 PM 71 1962 58 13 58  
MINIMUM 45 3:32 AM 33 1957 44 1 49  
AVERAGE 58 51 7 54  
 
PRECIPITATION (IN)  
TODAY 0.00 1.40 2023 0.14 -0.14 0.07  
MONTH TO DATE 0.12 1.16 -1.04 0.65  
SINCE OCT 1 8.68 8.13 0.55 5.98  
SINCE JAN 1 0.12 1.16 -1.04 0.65  
 
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 7 14 -7 11  
MONTH TO DATE 95 126 -31 110  
SINCE DEC 1 405 548 -143 383  
SINCE JUL 1 946 1056 -110 606  
 
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 1 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 1.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 8:00 AM  
LOWEST 33 3:00 PM  
AVERAGE 60  
   
......................................................
 
 
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 2025.......SUNRISE 7:25 AM PST SUNSET 5:09 PM PST  
JANUARY 10 2025.......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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