437  
CDUS46 KMTR 310831  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
131 AM PDT FRI MAY 31 2024  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 30 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 76 2:12 PM 95 2001 70 6 67  
MINIMUM 53 5:06 AM 46 1974 53 0 56  
AVERAGE 65 61 4 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.28 1990 0.01 -0.01 0.00  
MONTH TO DATE 0.95 0.47 0.48 0.72  
SINCE OCT 1 20.13 19.38 0.75 31.38  
SINCE JAN 1 14.80 12.41 2.39 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 4 -4 3  
MONTH TO DATE 132 164 -32 161  
SINCE MAR 1 621 694 -73 808  
SINCE JUL 1 1762 2373 -611 2516  
 
COOLING  
YESTERDAY 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 11 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 11.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 4:00 AM  
LOWEST 45 1:00 PM  
AVERAGE 61  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 91 2001  
MINIMUM TEMPERATURE (F) 53 46 1962  
 
SUNRISE AND SUNSET  
MAY 31 2024...........SUNRISE 5:50 AM PDT SUNSET 8:25 PM PDT  
JUNE 1 2024..........SUNRISE 5:50 AM PDT SUNSET 8:26 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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