822  
CDUS42 KKEY 200527  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
127 AM EDT FRI OCT 20 2023  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR OCTOBER 19 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 100 PM 91 2007 86 -2 81  
2012  
2013  
MINIMUM 73 242 AM 61 2009 76 -3 66  
AVERAGE 79 81 -2 74  
 
PRECIPITATION (IN)  
YESTERDAY T 4.66 2011 0.17 -0.17 0.04  
MONTH TO DATE 4.51 4.00 0.51 1.88  
SINCE SEP 1 12.00 10.37 1.63 8.68  
SINCE JAN 1 35.56 33.83 1.73 29.53  
 
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 14 16 -2 9  
MONTH TO DATE 344 324 20 332  
SINCE SEP 1 999 898 101 966  
SINCE JAN 1 5308 4368 940 4840    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 11.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 65  
AVERAGE 74  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 92 1989  
MINIMUM TEMPERATURE (F) 75 63 1955  
1964  
 
SUNRISE AND SUNSET  
OCTOBER 20 2023.......SUNRISE 725 AM EDT SUNSET 653 PM EDT  
OCTOBER 21 2023.......SUNRISE 725 AM EDT SUNSET 652 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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