489  
CDUS42 KKEY 202118  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
418 PM EST MON NOV 20 2023  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR NOVEMBER 20 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 84 236 PM 87 1972 81 3 82  
MINIMUM 72 456 AM 54 1951 70 2 73  
AVERAGE 78 75 3 78  
 
PRECIPITATION (IN)  
TODAY 0.00 2.20 1985 0.05 -0.05 0.03  
MONTH TO DATE 6.71 1.28 5.43 1.15  
SINCE SEP 1 19.77 13.55 6.22 9.83  
SINCE JAN 1 43.33 37.01 6.32 30.68  
 
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 13 10 3 13  
MONTH TO DATE 272 232 40 319  
SINCE SEP 1 1445 1302 143 1451  
SINCE JAN 1 5754 4772 982 5325    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 61  
AVERAGE 77  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 86 1986  
2005  
MINIMUM TEMPERATURE (F) 70 54 1968  
 
SUNRISE AND SUNSET  
NOVEMBER 20 2023......SUNRISE 644 AM EST SUNSET 536 PM EST  
NOVEMBER 21 2023......SUNRISE 645 AM EST SUNSET 536 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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