664  
CDUS42 KKEY 050528  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
128 AM EDT THU SEP 05 2024  
   
...............................  
 
   
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 4 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 91 202 PM 95 2002 91 0 93  
MINIMUM 81 324 PM 66 1953 79 2 78  
AVERAGE 86 85 1 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.41 2.15 2010 0.20 0.21 0.38  
MONTH TO DATE 0.42 0.80 -0.38 0.88  
SINCE SEP 1 0.42 0.80 -0.38 0.88  
SINCE JAN 1 35.55 24.26 11.29 24.44  
 
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 21 20 1 21  
MONTH TO DATE 83 80 3 84  
SINCE SEP 1 83 80 3 84  
SINCE JAN 1 3751 3550 201 4393    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 70  
AVERAGE 82  
   
......................................................  
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 94 2001  
2007  
2022  
MINIMUM TEMPERATURE (F) 79 69 1953  
 
SUNRISE AND SUNSET  
SEPTEMBER 5 2024.....SUNRISE 707 AM EDT SUNSET 738 PM EDT  
SEPTEMBER 6 2024.....SUNRISE 707 AM EDT SUNSET 737 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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