921  
CDUS42 KKEY 010526  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
1226 AM EST THU FEB 01 2024  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR JANUARY 31 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 85 1994 77 MM 85  
2023  
MINIMUM MM MM 43 1966 65 MM 75  
AVERAGE MM 71 MM 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.05 2020 0.07 -0.07 0.00  
MONTH TO DATE 1.05 1.64 -0.59 0.53  
SINCE DEC 1 9.63 3.84 5.79 3.77  
SINCE JAN 1 1.05 1.64 -0.59 0.53  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 1 MM 0  
MONTH TO DATE 0 33 -33 16  
SINCE DEC 1 3 50 -47 44  
SINCE JUL 1 3 51 -48 44  
 
COOLING  
YESTERDAY MM 6 MM 15  
MONTH TO DATE 145 188 -43 300  
SINCE DEC 1 359 444 -85 616  
SINCE JAN 1 145 188 -43 300    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 8.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
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) 77 86 2023  
MINIMUM TEMPERATURE (F) 65 54 1952  
 
SUNRISE AND SUNSET  
FEBRUARY 1 2024......SUNRISE 707 AM EST SUNSET 609 PM EST  
FEBRUARY 2 2024......SUNRISE 706 AM EST SUNSET 610 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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