286  
CDUS42 KKEY 032134  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
534 PM EDT THU SEP 03 2026  
   
...............................  
 
   
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 3 2026  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 90 342 PM 95 1952 91 -1 85  
MINIMUM 83 1255 AM 68 1950 79 4 78  
AVERAGE 87 85 2 82  
 
PRECIPITATION (IN)  
TODAY 0.00 2.01 1993 0.20 -0.20 0.37  
MONTH TO DATE 0.09 0.60 -0.51 1.19  
SINCE SEP 1 0.09 0.60 -0.51 1.19  
SINCE JAN 1 15.96 24.06 -8.10 17.79  
 
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 22 20 2 17  
MONTH TO DATE 65 60 5 55  
SINCE SEP 1 65 60 5 55  
SINCE JAN 1 3538 3530 8 3603    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 66  
AVERAGE 74  
   
......................................................  
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 95 2002  
MINIMUM TEMPERATURE (F) 79 66 1953  
 
SUNRISE AND SUNSET  
SEPTEMBER 3 2026.....SUNRISE 706 AM EDT SUNSET 741 PM EDT  
SEPTEMBER 4 2026.....SUNRISE 707 AM EDT SUNSET 740 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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