671  
CDUS46 KMTR 250033  
CLISFO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
533 PM PDT WED MAY 24 2023  
   
...............................
 
 
   
..THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR MAY 24 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1927 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 66 2:32 PM 91 1982 69 -3 87  
MINIMUM 54 6:41 AM 45 1953 52 2 53  
AVERAGE 60 61 -1 70  
 
PRECIPITATION (IN)  
TODAY 0.00 0.14 1960 0.01 -0.01 0.00  
MONTH TO DATE 0.72 0.40 0.32 T  
SINCE OCT 1 31.38 19.31 12.07 18.12  
SINCE JAN 1 20.13 12.34 7.79 1.84  
 
SNOWFALL (IN)  
TODAY MM 0.0  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 5 5 0 0  
MONTH TO DATE 135 139 -4 135  
SINCE MAR 1 782 669 113 646  
SINCE JUL 1 2490 2348 142 2112  
 
COOLING  
TODAY 0 0 0 5  
MONTH TO DATE 3 0 3 5  
SINCE MAR 1 5 6 -1 16  
SINCE JAN 1 5 6 -1 16    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 10.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 12:00 AM  
LOWEST 54 2:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 90 2020  
MINIMUM TEMPERATURE (F) 52 45 1955  
1965  
1967  
 
SUNRISE AND SUNSET  
MAY 24 2023...........SUNRISE 5:54 AM PDT SUNSET 8:20 PM PDT  
MAY 25 2023...........SUNRISE 5:53 AM PDT SUNSET 8:20 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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