873  
CDUS46 KMTR 010033  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
533 PM PDT WED SEP 30 2026  
   
...............................  
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 30 2026  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 78 2:08 PM 94 1980 75 3 74  
2001  
MINIMUM 57 5:58 AM 41 1950 55 2 63  
AVERAGE 68 65 3 69  
 
PRECIPITATION (IN)  
TODAY 0.00 0.56 1983 0.01 -0.01 T  
MONTH TO DATE 0.01 0.07 -0.06 0.07  
SINCE OCT 1 19.63 19.64 -0.01 16.18  
SINCE JAN 1 10.78 12.67 -1.89 7.62  
 
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 0  
MONTH TO DATE 22 44 -22 3  
SINCE SEP 1 22 44 -22 3  
SINCE JUL 1 96 146 -50 93  
 
COOLING  
TODAY 3 2 1 4  
MONTH TO DATE 60 56 4 78  
SINCE SEP 1 60 56 4 78  
SINCE JAN 1 171 166 5 128    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 4:00 AM  
LOWEST 48 2:00 PM  
AVERAGE 68  
   
......................................................  
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 97 1980  
MINIMUM TEMPERATURE (F) 55 42 1950  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2026.....SUNRISE 7:04 AM PDT SUNSET 6:54 PM PDT  
OCTOBER 1 2026.......SUNRISE 7:05 AM PDT SUNSET 6:52 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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