224  
CDUS46 KMTR 130029  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
529 PM PDT SUN MAY 12 2024  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 12 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 64 1:40 PM 96 1976 68 -4 69  
MINIMUM 55 7:14 AM 42 1953 51 4 53  
AVERAGE 60 60 0 61  
 
PRECIPITATION (IN)  
TODAY 0.00 0.40 1998 0.01 -0.01 T  
MONTH TO DATE 0.95 0.22 0.73 0.72  
SINCE OCT 1 20.13 19.13 1.00 31.38  
SINCE JAN 1 14.80 12.16 2.64 20.13  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE T  
SINCE MAR 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 5 6 -1 4  
MONTH TO DATE 59 75 -16 89  
SINCE MAR 1 548 605 -57 736  
SINCE JUL 1 1689 2284 -595 2444  
 
COOLING  
TODAY 0 0 0 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 12 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 12.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 2:00 AM  
LOWEST 65 1:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 92 2014  
MINIMUM TEMPERATURE (F) 51 45 1956  
1968  
 
SUNRISE AND SUNSET  
MAY 12 2024...........SUNRISE 6:02 AM PDT SUNSET 8:10 PM PDT  
MAY 13 2024...........SUNRISE 6:01 AM PDT SUNSET 8:11 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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