321  
CDUS46 KMTR 200034  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
434 PM PST FRI JAN 19 2024  
   
...............................  
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 19 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1927 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 55 2:38 PM 68 1976 58 -3 55  
MINIMUM 50 7:32 AM 35 1961 45 5 47  
1977  
1980  
AVERAGE 53 51 2 51  
 
PRECIPITATION (IN)  
TODAY 0.12 1.52 2010 0.12 0.00 T  
MONTH TO DATE 2.13 2.45 -0.32 9.29  
SINCE OCT 1 7.46 9.42 -1.96 20.54  
SINCE JAN 1 2.13 2.45 -0.32 9.29  
 
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 12 14 -2 14  
MONTH TO DATE 236 266 -30 187  
SINCE DEC 1 509 688 -179 633  
SINCE JUL 1 732 1196 -464 1158  
 
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 3 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 10:00 AM  
LOWEST 77 2:00 PM  
AVERAGE 83  
   
......................................................  
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 67 1976  
2021  
MINIMUM TEMPERATURE (F) 45 30 1963  
 
SUNRISE AND SUNSET  
JANUARY 19 2024.......SUNRISE 7:22 AM PST SUNSET 5:19 PM PST  
JANUARY 20 2024.......SUNRISE 7:21 AM PST SUNSET 5:20 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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