532  
CDUS42 KKEY 182019  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
419 PM EDT THU APR 18 2024  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR APRIL 18 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 83 131 PM 91 2020 84 -1 85  
MINIMUM 74 203 AM 61 1983 73 1 73  
AVERAGE 79 79 0 79  
 
PRECIPITATION (IN)  
TODAY 0.00 1.61 2010 0.09 -0.09 0.00  
MONTH TO DATE 0.17 1.13 -0.96 1.57  
SINCE MAR 1 4.35 2.46 1.89 2.59  
SINCE JAN 1 8.32 5.80 2.52 4.07  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 5 -5 0  
SINCE JUL 1 8 71 -63 44  
 
COOLING  
TODAY 14 14 0 14  
MONTH TO DATE 218 226 -8 310  
SINCE MAR 1 607 528 79 753  
SINCE JAN 1 1012 934 78 1423    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74  
LOWEST 63  
AVERAGE 69  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 91 2013  
2019  
MINIMUM TEMPERATURE (F) 73 56 1997  
 
SUNRISE AND SUNSET  
APRIL 18 2024.........SUNRISE 659 AM EDT SUNSET 748 PM EDT  
APRIL 19 2024.........SUNRISE 658 AM EDT SUNSET 749 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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