429  
CDUS42 KKEY 032018  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
418 PM EDT SUN SEP 03 2023  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 3 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 89 126 PM 95 1952 91 -2 94  
MINIMUM 81 553 AM 68 1950 79 2 78  
AVERAGE 85 85 0 86  
 
PRECIPITATION (IN)  
TODAY 0.01 2.01 1993 0.20 -0.19 0.36  
MONTH TO DATE 0.44 0.60 -0.16 0.36  
SINCE SEP 1 0.44 0.60 -0.16 0.36  
SINCE JAN 1 24.00 24.06 -0.06 21.21  
 
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 20 20 0 21  
MONTH TO DATE 65 60 5 70  
SINCE SEP 1 65 60 5 70  
SINCE JAN 1 4374 3530 844 3944    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 12.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72  
LOWEST 57  
AVERAGE 65  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 95 2002  
MINIMUM TEMPERATURE (F) 79 66 1953  
 
SUNRISE AND SUNSET  
SEPTEMBER 3 2023.....SUNRISE 706 AM EDT SUNSET 741 PM EDT  
SEPTEMBER 4 2023.....SUNRISE 706 AM EDT SUNSET 740 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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