579  
CDUS42 KKEY 262020  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
420 PM EDT TUE SEP 26 2023  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 26 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 92 130 PM 93 1951 89 3 92  
2002  
2006  
MINIMUM 84 725 AM 69 1957 78 6 77  
AVERAGE 88 84 4 85  
 
PRECIPITATION (IN)  
TODAY 0.01 5.28 2007 0.22 -0.21 0.74  
MONTH TO DATE 5.45 5.54 -0.09 5.12  
SINCE SEP 1 5.45 5.54 -0.09 5.12  
SINCE JAN 1 29.01 29.00 0.01 25.97  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 23 18 5 20  
MONTH TO DATE 576 503 73 572  
SINCE SEP 1 576 503 73 572  
SINCE JAN 1 4885 3973 912 4446    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 66  
AVERAGE 74  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 96 1987  
MINIMUM TEMPERATURE (F) 78 71 1957  
1959  
2016  
 
SUNRISE AND SUNSET  
SEPTEMBER 26 2023.....SUNRISE 714 AM EDT SUNSET 717 PM EDT  
SEPTEMBER 27 2023.....SUNRISE 715 AM EDT SUNSET 716 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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