357  
CDUS46 KMTR 210827  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
127 AM PDT FRI JUN 21 2024  
   
...............................  
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JUNE 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 63 1:41 PM 96 1973 72 -9 69  
2008  
MINIMUM 51 6:56 AM 49 1946 54 -3 53  
1953  
AVERAGE 57 63 -6 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.01 1951 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.11 -0.11 0.01  
SINCE OCT 1 20.13 19.50 0.63 31.39  
SINCE JAN 1 14.80 12.53 2.27 20.14  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0  
MONTH TO DATE T  
SINCE JUN 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 3 5 4  
MONTH TO DATE 76 71 5 42  
SINCE JUN 1 76 71 5 42  
SINCE JUL 1 1839 2450 -611 2563  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 6 17 -11 1  
SINCE JUN 1 6 17 -11 1  
SINCE JAN 1 17 37 -20 6    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 12.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 11:00 PM  
LOWEST 62 2:00 PM  
AVERAGE 76  
   
......................................................  
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 98 2022  
MINIMUM TEMPERATURE (F) 54 46 1953  
 
SUNRISE AND SUNSET  
JUNE 21 2024..........SUNRISE 5:49 AM PDT SUNSET 8:34 PM PDT  
JUNE 22 2024..........SUNRISE 5:49 AM PDT SUNSET 8:35 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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