846  
CDUS46 KMTR 210832  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
132 AM PDT MON OCT 21 2024  
   
...............................  
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 20 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 76 4:23 PM 89 1991 72 4 73  
MINIMUM 52 5:06 AM 37 1949 53 -1 60  
AVERAGE 64 62 2 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.59 1985 0.03 -0.03 0.00  
MONTH TO DATE T 0.38 -0.38 T  
SINCE OCT 1 T 0.38 -0.38 T  
SINCE JAN 1 14.90 13.05 1.85 20.20  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 4 -3 0  
MONTH TO DATE 30 50 -20 1  
SINCE SEP 1 104 96 8 7  
SINCE JUL 1 234 198 36 54  
 
COOLING  
YESTERDAY 0 1 -1 2  
MONTH TO DATE 86 28 58 84  
SINCE SEP 1 110 84 26 132  
SINCE JAN 1 184 194 -10 271    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 10:00 PM  
LOWEST 21 4:00 PM  
AVERAGE 48  
   
......................................................  
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 82 1964  
1965  
2019  
MINIMUM TEMPERATURE (F) 53 39 1949  
 
SUNRISE AND SUNSET  
OCTOBER 21 2024.......SUNRISE 7:24 AM PDT SUNSET 6:23 PM PDT  
OCTOBER 22 2024.......SUNRISE 7:25 AM PDT SUNSET 6:22 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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