136  
CDUS42 KKEY 270528  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
128 AM EDT FRI SEP 27 2024  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 26 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 88 1051 AM 93 1951 89 -1 92  
2002  
2006  
MINIMUM 77 425 AM 69 1957 78 -1 80  
AVERAGE 83 84 -1 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.20 5.28 2007 0.22 -0.02 0.11  
MONTH TO DATE 2.60 5.54 -2.94 5.55  
SINCE SEP 1 2.60 5.54 -2.94 5.55  
SINCE JAN 1 37.73 29.00 8.73 29.11  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 18 18 0 21  
MONTH TO DATE 552 503 49 574  
SINCE SEP 1 552 503 49 574  
SINCE JAN 1 4220 3973 247 4883    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 56 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 21.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 72  
AVERAGE 83  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 96 1987  
MINIMUM TEMPERATURE (F) 78 71 1957  
1959  
2016  
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2024.....SUNRISE 715 AM EDT SUNSET 715 PM EDT  
SEPTEMBER 28 2024.....SUNRISE 715 AM EDT SUNSET 714 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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