518  
CDUS42 KKEY 202132  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
532 PM EDT SAT JUN 20 2026  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR JUNE 20 2026
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 89 242 PM 94 2004 91 -2 88  
2009  
2010  
MINIMUM 81 802 AM 70 1953 79 2 81  
1956  
AVERAGE 85 85 0 85  
 
PRECIPITATION (IN)  
TODAY 0.02 1.98 2005 0.13 -0.11 0.00  
MONTH TO DATE 1.43 2.93 -1.50 4.95  
SINCE JUN 1 1.43 2.93 -1.50 4.95  
SINCE JAN 1 12.28 13.07 -0.79 10.39  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 112 71 41 31  
 
COOLING  
TODAY 20 20 0 20  
MONTH TO DATE 374 385 -11 382  
SINCE JUN 1 374 385 -11 382  
SINCE JAN 1 1946 2008 -62 2066    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 68  
AVERAGE 80  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 94 1992  
2004  
2023  
MINIMUM TEMPERATURE (F) 79 70 1953  
 
SUNRISE AND SUNSET  
JUNE 20 2026..........SUNRISE 636 AM EDT SUNSET 816 PM EDT  
JUNE 21 2026..........SUNRISE 636 AM EDT SUNSET 816 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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