771  
CDUS46 KMTR 270032  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
532 PM PDT SAT JUL 26 2025  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 26 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1927 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 69 MM 94 1963 73 -4 66  
MINIMUM 57 MM 49 1951 56 1 54  
AVERAGE 63 64 -1 60  
 
PRECIPITATION (IN)  
TODAY 0.00 T 1971 0.00 0.00 0.00  
1978  
1979  
MONTH TO DATE T 0.00 0.00 0.00  
SINCE OCT 1 16.11 19.53 -3.42 20.13  
SINCE JAN 1 7.55 12.56 -5.01 14.80  
 
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 2 2 0 5  
MONTH TO DATE 65 52 13 32  
SINCE JUN 1 208 149 59 145  
SINCE JUL 1 65 52 13 32  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 26 -26 43  
SINCE JUN 1 1 49 -48 49  
SINCE JAN 1 7 69 -62 60    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 11.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 59 1:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 86 1967  
MINIMUM TEMPERATURE (F) 56 48 1951  
 
SUNRISE AND SUNSET  
JULY 26 2025..........SUNRISE 6:09 AM PDT SUNSET 8:23 PM PDT  
JULY 27 2025..........SUNRISE 6:10 AM PDT SUNSET 8:22 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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