400  
CDUS46 KMTR 080046  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
546 PM PDT SAT OCT 07 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 7 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 91 1:41 PM 92 1996 74 17 70  
MINIMUM 66 4:23 AM 45 1946 55 11 53  
1968  
1970  
AVERAGE 79 64 15 62  
 
PRECIPITATION (IN)  
TODAY 0.00 0.44 1973 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.09 -0.09 0.00  
SINCE OCT 1 0.00 0.09 -0.09 0.00  
SINCE JAN 1 20.20 12.76 7.44 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 2 -2 3  
MONTH TO DATE 0 14 -14 11  
SINCE SEP 1 6 60 -54 24  
SINCE JUL 1 53 162 -109 85  
 
COOLING  
TODAY 14 2 12 0  
MONTH TO DATE 54 14 40 3  
SINCE SEP 1 102 70 32 117  
SINCE JAN 1 241 180 61 270    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 4.9  
 
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 70 7:00 AM  
LOWEST 32 4:00 PM  
AVERAGE 51  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 94 1996  
MINIMUM TEMPERATURE (F) 55 43 1946  
 
SUNRISE AND SUNSET  
OCTOBER 7 2023.......SUNRISE 7:10 AM PDT SUNSET 6:44 PM PDT  
OCTOBER 8 2023.......SUNRISE 7:11 AM PDT SUNSET 6:42 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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