931  
CDUS46 KMTR 250035  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
535 PM PDT THU APR 24 2025  
   
...............................  
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR APRIL 24 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 56 3:59 PM 81 2004 66 -10 62  
MINIMUM 51 7:18 AM 39 1960 50 1 54  
AVERAGE 54 58 -4 58  
 
PRECIPITATION (IN)  
TODAY 0.00 0.34 1983 0.03 -0.03 0.00  
MONTH TO DATE 0.33 1.22 -0.89 0.77  
SINCE OCT 1 15.96 18.77 -2.81 19.18  
SINCE JAN 1 7.40 11.80 -4.40 13.85  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE T  
SINCE MAR 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 11 7 4 7  
MONTH TO DATE 184 192 -8 171  
SINCE MAR 1 500 488 12 448  
SINCE JUL 1 2033 2167 -134 1589  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 3 1 2 1  
SINCE JAN 1 3 1 2 1    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 12.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 2:00 AM  
LOWEST 59 3:00 PM  
AVERAGE 69  
   
......................................................  
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 87 2004  
MINIMUM TEMPERATURE (F) 50 41 1974  
 
SUNRISE AND SUNSET  
APRIL 24 2025.........SUNRISE 6:22 AM PDT SUNSET 7:54 PM PDT  
APRIL 25 2025.........SUNRISE 6:21 AM PDT SUNSET 7:55 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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