495  
CDUS46 KMTR 230842  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1242 AM PST SUN FEB 23 2025  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR FEBRUARY 22 2025
 
 
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)  
YESTERDAY  
MAXIMUM 64 1:50 PM 73 2002 62 2 59  
MINIMUM 45 6:57 AM 34 1951 47 -2 48  
AVERAGE 55 54 1 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.27 2000 0.14 -0.14 0.00  
MONTH TO DATE 5.12 3.14 1.98 4.28  
SINCE OCT 1 13.92 14.00 -0.08 14.65  
SINCE JAN 1 5.36 7.03 -1.67 9.32  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 11 -1 11  
MONTH TO DATE 260 259 1 254  
SINCE DEC 1 949 1107 -158 856  
SINCE JUL 1 1490 1615 -125 1079  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 7:00 AM  
LOWEST 64 2:00 PM  
AVERAGE 82  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 76 2021  
MINIMUM TEMPERATURE (F) 47 35 1955  
 
SUNRISE AND SUNSET  
FEBRUARY 23 2025......SUNRISE 6:48 AM PST SUNSET 5:58 PM PST  
FEBRUARY 24 2025......SUNRISE 6:47 AM PST SUNSET 5:59 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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