254  
CDUS42 KKEY 240528  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
128 AM EDT SAT MAY 24 2025  
   
...............................  
 
   
..THE MARATHON CLIMATE SUMMARY FOR MAY 23 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 90 349 PM 92 1990 88 2 89  
2008  
MINIMUM 79 959 AM 62 1951 77 2 80  
AVERAGE 85 82 3 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.62 1.63 1958 0.12 0.50 0.00  
MONTH TO DATE 2.33 2.31 0.02 7.11  
SINCE MAR 1 2.94 5.75 -2.81 11.64  
SINCE JAN 1 5.44 9.09 -3.65 15.61  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 5 -5 0  
SINCE JUL 1 31 71 -40 8  
 
COOLING  
YESTERDAY 20 17 3 20  
MONTH TO DATE 397 372 25 431  
SINCE MAR 1 1097 1073 24 1196  
SINCE JAN 1 1519 1479 40 1601    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 2.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 59  
AVERAGE 75  
   
......................................................  
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 2008  
MINIMUM TEMPERATURE (F) 77 70 1951  
1953  
1956  
 
SUNRISE AND SUNSET  
MAY 24 2025...........SUNRISE 637 AM EDT SUNSET 806 PM EDT  
MAY 25 2025...........SUNRISE 637 AM EDT SUNSET 806 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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