401  
CDUS46 KMTR 230034  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
534 PM PDT WED MAY 22 2024  
   
...............................  
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 22 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 68 1:32 PM 83 1954 69 -1 71  
MINIMUM 54 5:33 AM 44 1952 52 2 52  
AVERAGE 61 60 1 62  
 
PRECIPITATION (IN)  
TODAY 0.00 0.20 1958 0.01 -0.01 0.00  
MONTH TO DATE 0.95 0.37 0.58 0.72  
SINCE OCT 1 20.13 19.28 0.85 31.38  
SINCE JAN 1 14.80 12.31 2.49 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 3  
MONTH TO DATE 96 129 -33 126  
SINCE MAR 1 585 659 -74 773  
SINCE JUL 1 1726 2338 -612 2481  
 
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 13 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 13.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 6:00 AM  
LOWEST 56 4:00 PM  
AVERAGE 68  
   
......................................................  
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 88 1982  
2000  
MINIMUM TEMPERATURE (F) 52 46 1954  
 
SUNRISE AND SUNSET  
MAY 22 2024...........SUNRISE 5:54 AM PDT SUNSET 8:19 PM PDT  
MAY 23 2024...........SUNRISE 5:54 AM PDT SUNSET 8:19 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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