703  
CDUS46 KMTR 110829  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
129 AM PDT SAT MAY 11 2024  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 10 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 80 12:59 PM 84 2006 68 12 62  
2021  
MINIMUM 56 3:58 AM 43 1953 51 5 54  
AVERAGE 68 59 9 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.20 1963 0.01 -0.01 0.00  
MONTH TO DATE 0.95 0.19 0.76 0.72  
SINCE OCT 1 20.13 19.10 1.03 31.38  
SINCE JAN 1 14.80 12.13 2.67 20.13  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0  
MONTH TO DATE T  
SINCE MAR 1 T  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 6 -6 7  
MONTH TO DATE 51 63 -12 79  
SINCE MAR 1 540 593 -53 726  
SINCE JUL 1 1681 2272 -591 2434  
 
COOLING  
YESTERDAY 3 0 3 0  
MONTH TO DATE 10 0 10 0  
SINCE MAR 1 11 6 5 2  
SINCE JAN 1 11 6 5 2    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 9.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 6:00 AM  
LOWEST 39 1:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 85 1959  
MINIMUM TEMPERATURE (F) 51 42 1953  
1982  
 
SUNRISE AND SUNSET  
MAY 11 2024...........SUNRISE 6:03 AM PDT SUNSET 8:09 PM PDT  
MAY 12 2024...........SUNRISE 6:02 AM PDT SUNSET 8:10 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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