575  
CDUS46 KMTR 210835  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1235 AM PST WED FEB 21 2024  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR FEBRUARY 20 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1927 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 58 12:26 PM 71 1991 62 -4 67  
MINIMUM 50 11:59 PM 36 2018 46 4 45  
AVERAGE 54 54 0 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.55 2.16 2017 0.15 0.40 0.00  
MONTH TO DATE 4.28 2.85 1.43 1.35  
SINCE OCT 1 14.65 13.71 0.94 21.91  
SINCE JAN 1 9.32 6.74 2.58 10.66  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0  
MONTH TO DATE T  
SINCE DEC 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 11 0 9  
MONTH TO DATE 230 237 -7 263  
SINCE DEC 1 832 1085 -253 1046  
SINCE JUL 1 1055 1593 -538 1571  
 
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 S (160)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 11:00 PM  
LOWEST 72 10:00 AM  
AVERAGE 82  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 72 1985  
1995  
MINIMUM TEMPERATURE (F) 47 34 1953  
1955  
 
SUNRISE AND SUNSET  
FEBRUARY 21 2024......SUNRISE 6:52 AM PST SUNSET 5:55 PM PST  
FEBRUARY 22 2024......SUNRISE 6:51 AM PST SUNSET 5:56 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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