037  
CDUS42 KKEY 040531  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
1231 AM EST THU JAN 04 2024  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR JANUARY 3 2024
 
 
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)  
YESTERDAY  
MAXIMUM MM MM 88 2017 76 MM 84  
MINIMUM MM MM 43 2008 65 MM 76  
AVERAGE MM 70 MM 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.25 1958 0.06 -0.06 T  
MONTH TO DATE 0.00 0.15 -0.15 0.01  
SINCE DEC 1 8.58 2.35 6.23 3.25  
SINCE JAN 1 0.00 0.15 -0.15 0.01  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 1 MM 0  
MONTH TO DATE MM 3 MM 0  
SINCE DEC 1 1 20 -19 28  
SINCE JUL 1 1 21 -20 28  
 
COOLING  
YESTERDAY MM 7 MM 15  
MONTH TO DATE MM 21 MM 38  
SINCE DEC 1 208 277 -69 354  
SINCE JAN 1 MM 21 MM 38    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 87 2019  
MINIMUM TEMPERATURE (F) 65 49 1962  
2002  
2012  
 
SUNRISE AND SUNSET  
JANUARY 4 2024.......SUNRISE 709 AM EST SUNSET 549 PM EST  
JANUARY 5 2024.......SUNRISE 710 AM EST SUNSET 550 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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