017  
CDUS46 KMTR 030839  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1239 AM PST WED JAN 03 2024  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JANUARY 2 2024
 
 
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)  
YESTERDAY  
MAXIMUM 64 1:46 PM 69 1996 57 7 53  
MINIMUM 47 3:52 AM 29 1960 44 3 47  
AVERAGE 56 51 5 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.26 1.67 1977 0.12 0.14 0.53  
MONTH TO DATE 0.26 0.25 0.01 0.53  
SINCE OCT 1 5.59 7.22 -1.63 11.78  
SINCE JAN 1 0.26 0.25 0.01 0.53  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 14 -5 15  
MONTH TO DATE 20 28 -8 24  
SINCE DEC 1 293 450 -157 470  
SINCE JUL 1 516 958 -442 995  
 
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 5 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 5:00 PM  
LOWEST 48 1:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 69 2000  
MINIMUM TEMPERATURE (F) 44 31 1950  
 
SUNRISE AND SUNSET  
JANUARY 3 2024.......SUNRISE 7:25 AM PST SUNSET 5:03 PM PST  
JANUARY 4 2024.......SUNRISE 7:25 AM PST SUNSET 5:04 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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