634  
CDUS46 KMTR 130826  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
126 AM PDT SAT JUL 13 2024  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 12 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 70 12:39 PM 88 1983 73 -3 66  
MINIMUM 54 11:59 PM 47 1950 55 -1 55  
AVERAGE 62 64 -2 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 1989 0.00 0.00 0.00  
1991  
1995  
MONTH TO DATE 0.00 0.00 0.00 T  
SINCE OCT 1 20.13 19.53 0.60 31.39  
SINCE JAN 1 14.80 12.56 2.24 20.14  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0  
MONTH TO DATE T  
SINCE JUN 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 2 1 4  
MONTH TO DATE 6 24 -18 29  
SINCE JUN 1 119 121 -2 107  
SINCE JUL 1 6 24 -18 29  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 31 12 19 10  
SINCE JUN 1 37 35 2 11  
SINCE JAN 1 48 55 -7 16    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 15.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 10:00 PM  
LOWEST 63 12:00 PM  
AVERAGE 78  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 97 1972  
MINIMUM TEMPERATURE (F) 55 49 1955  
1981  
 
SUNRISE AND SUNSET  
JULY 13 2024..........SUNRISE 5:59 AM PDT SUNSET 8:31 PM PDT  
JULY 14 2024..........SUNRISE 6:00 AM PDT SUNSET 8:31 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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