973  
CDUS46 KMTR 050835  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
135 AM PDT MON OCT 05 2026  
   
...............................  
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR OCTOBER 4 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1927 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 83 4:08 PM 95 1987 74 9 73  
MINIMUM 64 11:59 PM 47 1989 55 9 56  
AVERAGE 74 65 9 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.33 1994 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.05 -0.05 0.13  
SINCE OCT 1 0.00 0.05 -0.05 0.13  
SINCE JAN 1 10.78 12.72 -1.94 7.75  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 1 8 -7 0  
SINCE SEP 1 23 54 -31 3  
SINCE JUL 1 97 156 -59 93  
 
COOLING  
YESTERDAY 9 2 7 0  
MONTH TO DATE 20 8 12 3  
SINCE SEP 1 79 64 15 81  
SINCE JAN 1 190 174 16 131    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 7:00 AM  
LOWEST 37 4:00 PM  
AVERAGE 58  
   
......................................................  
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 99 1987  
MINIMUM TEMPERATURE (F) 55 47 1962  
1969  
2009  
 
SUNRISE AND SUNSET  
OCTOBER 5 2026.......SUNRISE 7:09 AM PDT SUNSET 6:46 PM PDT  
OCTOBER 6 2026.......SUNRISE 7:10 AM PDT SUNSET 6:45 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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