910  
CDUS42 KKEY 302023  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
423 PM EDT MON SEP 30 2024  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 30 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 89 258 PM 92 1958 89 0 90  
MINIMUM 82 717 AM 70 1953 78 4 81  
AVERAGE 86 83 3 86  
 
PRECIPITATION (IN)  
TODAY 0.11 4.08 1994 0.22 -0.11 0.04  
MONTH TO DATE 3.14 6.37 -3.23 7.49  
SINCE SEP 1 3.14 6.37 -3.23 7.49  
SINCE JAN 1 38.27 29.83 8.44 31.05  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 21 18 3 21  
MONTH TO DATE 636 574 62 655  
SINCE SEP 1 636 574 62 655  
SINCE JAN 1 4304 4044 260 4964    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 75  
AVERAGE 82  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 1959  
1987  
2014  
MINIMUM TEMPERATURE (F) 78 69 1953  
1954  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2024.....SUNRISE 716 AM EDT SUNSET 712 PM EDT  
OCTOBER 1 2024.......SUNRISE 717 AM EDT SUNSET 711 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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