077  
CDUS46 KMTR 240038  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
538 PM PDT SUN AUG 23 2026  
   
...............................  
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR AUGUST 23 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 77 12:41 PM 92 2010 74 3 69  
MINIMUM 57 5:51 AM 49 1953 57 0 55  
AVERAGE 67 65 2 62  
 
PRECIPITATION (IN)  
TODAY 0.00 T 1989 0.00 0.00 0.00  
1991  
1994  
MONTH TO DATE 0.03 0.03 0.00 T  
SINCE OCT 1 19.62 19.56 0.06 16.11  
SINCE JAN 1 10.77 12.59 -1.82 7.55  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE T  
SINCE JUN 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 3  
MONTH TO DATE 15 33 -18 21  
SINCE JUN 1 125 188 -63 233  
SINCE JUL 1 65 91 -26 90  
 
COOLING  
TODAY 2 2 0 0  
MONTH TO DATE 13 26 -13 21  
SINCE JUN 1 65 75 -10 23  
SINCE JAN 1 108 95 13 29    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 2:00 AM  
LOWEST 54 12:00 PM  
AVERAGE 74  
   
......................................................  
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 99 2010  
MINIMUM TEMPERATURE (F) 56 49 1955  
 
SUNRISE AND SUNSET  
AUGUST 23 2026........SUNRISE 6:32 AM PDT SUNSET 7:51 PM PDT  
AUGUST 24 2026........SUNRISE 6:33 AM PDT SUNSET 7:50 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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