858  
CDUS42 KKEY 222116  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
416 PM EST MON JAN 22 2024  
   
...............................  
 
   
..THE MARATHON CLIMATE SUMMARY FOR JANUARY 22 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 86 2017 76 MM 84  
MINIMUM MM MM 40 1985 64 MM 74  
AVERAGE MM 70 MM 79  
 
PRECIPITATION (IN)  
TODAY 0.00 2.61 1958 0.06 -0.06 0.00  
MONTH TO DATE 1.04 1.05 -0.01 0.13  
SINCE DEC 1 9.62 3.25 6.37 3.37  
SINCE JAN 1 1.04 1.05 -0.01 0.13  
 
DEGREE DAYS  
HEATING  
TODAY MM 1 MM 0  
MONTH TO DATE MM 22 MM 16  
SINCE DEC 1 3 39 -36 44  
SINCE JUL 1 3 40 -37 44  
 
COOLING  
TODAY MM 6 MM 14  
MONTH TO DATE MM 135 MM 191  
SINCE DEC 1 214 391 -177 507  
SINCE JAN 1 MM 135 MM 191    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 14.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................  
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 86 2023  
MINIMUM TEMPERATURE (F) 64 41 1985  
 
SUNRISE AND SUNSET  
JANUARY 22 2024.......SUNRISE 710 AM EST SUNSET 602 PM EST  
JANUARY 23 2024.......SUNRISE 710 AM EST SUNSET 603 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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