290  
CDUS42 KKEY 130528  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
1228 AM EST SAT JAN 13 2024  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR JANUARY 12 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 84 1972 76 MM 82  
2020  
MINIMUM MM MM 45 2010 64 MM 64  
AVERAGE MM 70 MM 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.15 1.25 1961 0.04 0.11 0.00  
MONTH TO DATE 0.82 0.54 0.28 0.04  
SINCE DEC 1 9.40 2.74 6.66 3.28  
SINCE JAN 1 0.82 0.54 0.28 0.04  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 1 MM 0  
MONTH TO DATE MM 12 MM 0  
SINCE DEC 1 3 29 -26 28  
SINCE JUL 1 3 30 -27 28  
 
COOLING  
YESTERDAY MM 6 MM 8  
MONTH TO DATE MM 75 MM 119  
SINCE DEC 1 214 331 -117 435  
SINCE JAN 1 MM 75 MM 119    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 85 2019  
MINIMUM TEMPERATURE (F) 64 49 2010  
2011  
 
SUNRISE AND SUNSET  
JANUARY 13 2024.......SUNRISE 711 AM EST SUNSET 555 PM EST  
JANUARY 14 2024.......SUNRISE 711 AM EST SUNSET 556 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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