445  
CDUS42 KKEY 210528  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
128 AM EDT WED AUG 21 2024  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR AUGUST 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 91 205 PM 95 2010 92 -1 86  
2012  
2022  
MINIMUM 80 1018 AM 70 1963 80 0 74  
AVERAGE 86 86 0 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.15 2.96 2023 0.16 -0.01 2.96  
MONTH TO DATE 4.85 3.23 1.62 6.50  
SINCE JUN 1 15.56 11.23 4.33 13.63  
SINCE JAN 1 31.17 21.37 9.80 22.77  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 21 21 0 15  
MONTH TO DATE 429 420 9 471  
SINCE JUN 1 1684 1627 57 1862  
SINCE JAN 1 3450 3250 200 4055    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 65  
AVERAGE 78  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 97 1952  
MINIMUM TEMPERATURE (F) 80 71 1975  
 
SUNRISE AND SUNSET  
AUGUST 21 2024........SUNRISE 701 AM EDT SUNSET 753 PM EDT  
AUGUST 22 2024........SUNRISE 702 AM EDT SUNSET 752 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLR  
 
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