565  
CDUS46 KMTR 240025  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
525 PM PDT SUN MAR 23 2025  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MARCH 23 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 66 2:23 PM 73 1970 64 2 60  
MINIMUM 49 6:33 AM 39 1957 48 1 50  
1964  
1994  
AVERAGE 58 56 2 55  
 
PRECIPITATION (IN)  
TODAY 0.00 1.51 1958 0.08 -0.08 0.12  
MONTH TO DATE 1.47 2.14 -0.67 2.35  
SINCE OCT 1 15.39 16.96 -1.57 17.32  
SINCE JAN 1 6.83 9.99 -3.16 11.99  
 
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 7 9 -2 10  
MONTH TO DATE 264 224 40 199  
SINCE MAR 1 264 224 40 199  
SINCE JUL 1 1797 1903 -106 1340  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 1  
SINCE MAR 1 0 0 0 1  
SINCE JAN 1 0 0 0 1    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 9.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 60 3:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 78 1970  
MINIMUM TEMPERATURE (F) 48 38 1948  
 
SUNRISE AND SUNSET  
MARCH 23 2025.........SUNRISE 7:08 AM PDT SUNSET 7:25 PM PDT  
MARCH 24 2025.........SUNRISE 7:06 AM PDT SUNSET 7:26 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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