946  
CDUS42 KKEY 190530  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
130 AM EDT SUN OCT 19 2025  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR OCTOBER 18 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 156 PM 90 2007 86 -1 78  
MINIMUM 75 618 AM 65 1956 76 -1 75  
2000  
2009  
AVERAGE 80 81 -1 77  
 
PRECIPITATION (IN)  
YESTERDAY T 2.89 1995 0.18 -0.18 0.39  
MONTH TO DATE 6.48 3.83 2.65 6.48  
SINCE SEP 1 15.74 10.20 5.54 9.66  
SINCE JAN 1 32.34 33.66 -1.32 44.79  
 
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 15 16 -1 12  
MONTH TO DATE 234 308 -74 310  
SINCE SEP 1 782 882 -100 946  
SINCE JAN 1 4330 4352 -22 4614    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 12.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 59  
AVERAGE 74  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 91 2007  
2012  
2013  
MINIMUM TEMPERATURE (F) 76 61 2009  
 
SUNRISE AND SUNSET  
OCTOBER 19 2025.......SUNRISE 724 AM EDT SUNSET 654 PM EDT  
OCTOBER 20 2025.......SUNRISE 725 AM EDT SUNSET 653 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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