838  
CDUS46 KMTR 200025  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
525 PM PDT SUN MAY 19 2024  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 19 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 69 12:47 PM 86 1952 69 0 64  
1978  
1983  
MINIMUM 52 5:11 AM 42 1950 52 0 55  
AVERAGE 61 60 1 60  
 
PRECIPITATION (IN)  
TODAY 0.00 0.30 1961 0.01 -0.01 0.00  
MONTH TO DATE 0.95 0.33 0.62 0.72  
SINCE OCT 1 20.13 19.24 0.89 31.38  
SINCE JAN 1 14.80 12.27 2.53 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 4 5 -1 5  
MONTH TO DATE 89 114 -25 113  
SINCE MAR 1 578 644 -66 760  
SINCE JUL 1 1719 2323 -604 2468  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 10 0 10 3  
SINCE MAR 1 11 6 5 5  
SINCE JAN 1 11 6 5 5    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 10.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 4:00 AM  
LOWEST 47 12:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 93 1988  
MINIMUM TEMPERATURE (F) 52 45 1950  
1976  
1982  
 
SUNRISE AND SUNSET  
MAY 19 2024...........SUNRISE 5:56 AM PDT SUNSET 8:16 PM PDT  
MAY 20 2024...........SUNRISE 5:56 AM PDT SUNSET 8:17 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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