931  
CDUS42 KKEY 092132  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
432 PM EST TUE JAN 09 2024  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR JANUARY 9 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM MM MM 85 1990 76 MM 76  
MINIMUM MM MM 41 1996 64 MM 70  
AVERAGE MM 70 MM 73  
 
PRECIPITATION (IN)  
TODAY T 1.40 1953 0.04 -0.04 0.03  
MONTH TO DATE 0.30 0.42 -0.12 0.04  
SINCE DEC 1 8.88 2.62 6.26 3.28  
SINCE JAN 1 0.30 0.42 -0.12 0.04  
 
DEGREE DAYS  
HEATING  
TODAY MM 1 MM 0  
MONTH TO DATE 0 9 -9 0  
SINCE DEC 1 3 26 -23 28  
SINCE JUL 1 3 27 -24 28  
 
COOLING  
TODAY MM 6 MM 8  
MONTH TO DATE 23 57 -34 101  
SINCE DEC 1 237 313 -76 417  
SINCE JAN 1 23 57 -34 101    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 13.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 82  
AVERAGE 82  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 84 1967  
1971  
2016  
MINIMUM TEMPERATURE (F) 64 41 2010  
 
SUNRISE AND SUNSET  
JANUARY 9 2024.......SUNRISE 710 AM EST SUNSET 552 PM EST  
JANUARY 10 2024.......SUNRISE 710 AM EST SUNSET 553 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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