109  
CDUS46 KMTR 170038  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
538 PM PDT MON OCT 16 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 16 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1927 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 76 3:23 PM 94 2020 73 3 68  
MINIMUM 56 6:40 AM 44 1980 54 2 56  
AVERAGE 66 63 3 62  
 
PRECIPITATION (IN)  
TODAY 0.00 1.01 1984 0.02 -0.02 0.00  
MONTH TO DATE T 0.27 -0.27 0.00  
SINCE OCT 1 T 0.27 -0.27 0.00  
SINCE JAN 1 20.20 12.94 7.26 2.17  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 3  
MONTH TO DATE 1 37 -36 54  
SINCE SEP 1 7 83 -76 67  
SINCE JUL 1 54 185 -131 128  
 
COOLING  
TODAY 1 1 0 0  
MONTH TO DATE 62 24 38 3  
SINCE SEP 1 110 80 30 117  
SINCE JAN 1 249 190 59 270    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 45 1:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 91 2020  
MINIMUM TEMPERATURE (F) 53 42 1971  
 
SUNRISE AND SUNSET  
OCTOBER 16 2023.......SUNRISE 7:19 AM PDT SUNSET 6:31 PM PDT  
OCTOBER 17 2023.......SUNRISE 7:20 AM PDT SUNSET 6:30 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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