730  
CDUS42 KKEY 060529  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
129 AM EDT SUN SEP 06 2026  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 5 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 90 325 PM 94 2001 91 -1 88  
2007  
2022  
MINIMUM 83 1000 PM 69 1953 79 4 78  
AVERAGE 87 85 2 83  
 
PRECIPITATION (IN)  
YESTERDAY T 1.89 1955 0.20 -0.20 1.14  
MONTH TO DATE 0.31 1.00 -0.69 3.33  
SINCE SEP 1 0.31 1.00 -0.69 3.33  
SINCE JAN 1 16.18 24.46 -8.28 19.93  
 
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 22 20 2 18  
MONTH TO DATE 107 100 7 89  
SINCE SEP 1 107 100 7 89  
SINCE JAN 1 3580 3570 10 3637    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 67  
AVERAGE 76  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 95 2022  
MINIMUM TEMPERATURE (F) 79 71 1953  
 
SUNRISE AND SUNSET  
SEPTEMBER 6 2026.....SUNRISE 707 AM EDT SUNSET 738 PM EDT  
SEPTEMBER 7 2026.....SUNRISE 708 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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