879  
CDUS42 KKEY 210530  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
130 AM EDT SUN APR 21 2024  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR APRIL 20 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 316 PM 93 2013 85 -3 88  
MINIMUM 72 415 AM 58 1997 73 -1 75  
AVERAGE 77 79 -2 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.28 1992 0.08 -0.08 0.00  
MONTH TO DATE 0.17 1.30 -1.13 1.57  
SINCE MAR 1 4.35 2.63 1.72 2.59  
SINCE JAN 1 8.32 5.97 2.35 4.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 5 -5 0  
SINCE JUL 1 8 71 -63 44  
 
COOLING  
YESTERDAY 12 14 -2 17  
MONTH TO DATE 244 254 -10 343  
SINCE MAR 1 633 556 77 786  
SINCE JAN 1 1038 962 76 1456    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 63  
AVERAGE 73  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 92 2015  
2020  
MINIMUM TEMPERATURE (F) 73 60 1953  
 
SUNRISE AND SUNSET  
APRIL 21 2024.........SUNRISE 657 AM EDT SUNSET 750 PM EDT  
APRIL 22 2024.........SUNRISE 656 AM EDT SUNSET 750 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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