306  
CDUS42 KKEY 302130  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
530 PM EDT SAT MAY 30 2026  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR MAY 30 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 88 208 PM 92 2005 89 -1 88  
2019  
MINIMUM 80 339 AM 62 1963 77 3 82  
AVERAGE 84 83 1 85  
 
PRECIPITATION (IN)  
TODAY T 5.30 1960 0.13 -0.13 0.00  
MONTH TO DATE 4.89 3.23 1.66 2.33  
SINCE MAR 1 9.98 6.67 3.31 2.94  
SINCE JAN 1 10.85 10.01 0.84 5.44  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 5 -5 0  
SINCE JUL 1 112 71 41 31  
 
COOLING  
TODAY 19 18 1 20  
MONTH TO DATE 512 498 14 541  
SINCE MAR 1 1249 1199 50 1241  
SINCE JAN 1 1551 1605 -54 1663    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 2.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 75  
AVERAGE 83  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 2005  
MINIMUM TEMPERATURE (F) 77 68 1960  
 
SUNRISE AND SUNSET  
MAY 30 2026...........SUNRISE 635 AM EDT SUNSET 809 PM EDT  
MAY 31 2026...........SUNRISE 635 AM EDT SUNSET 809 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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