338  
CDUS46 KMTR 230830  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
130 AM PDT TUE JUL 23 2024  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR JULY 22 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 75 12:47 PM 97 2006 73 2 79  
MINIMUM 54 5:37 AM 49 1954 56 -2 55  
1968  
1981  
AVERAGE 65 64 1 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 1986 0.00 0.00 0.00  
1990  
2014  
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 0 2 -2 0  
MONTH TO DATE 27 44 -17 33  
SINCE JUN 1 140 141 -1 111  
SINCE JUL 1 27 44 -17 33  
 
COOLING  
YESTERDAY 0 1 -1 2  
MONTH TO DATE 34 22 12 20  
SINCE JUN 1 40 45 -5 21  
SINCE JAN 1 51 65 -14 26    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 10.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 12:00 AM  
LOWEST 57 1:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 89 2005  
MINIMUM TEMPERATURE (F) 56 50 1962  
1981  
 
SUNRISE AND SUNSET  
JULY 23 2024..........SUNRISE 6:07 AM PDT SUNSET 8:25 PM PDT  
JULY 24 2024..........SUNRISE 6:07 AM PDT SUNSET 8:24 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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