992  
CDUS42 KKEY 100528  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
128 AM EDT SAT MAY 10 2025  
   
...............................  
 
   
..THE MARATHON CLIMATE SUMMARY FOR MAY 9 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 85 222 PM 92 2019 87 -2 85  
2023  
MINIMUM 79 637 AM 63 1992 75 4 80  
AVERAGE 82 81 1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.93 1968 0.10 -0.10 0.00  
MONTH TO DATE 0.01 0.78 -0.77 T  
SINCE MAR 1 0.62 4.22 -3.60 4.53  
SINCE JAN 1 3.12 7.56 -4.44 8.50  
 
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 17 16 1 18  
MONTH TO DATE 149 140 9 151  
SINCE MAR 1 849 841 8 916  
SINCE JAN 1 1271 1247 24 1321    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 10.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79  
LOWEST 59  
AVERAGE 69  
   
......................................................  
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 92 2019  
MINIMUM TEMPERATURE (F) 75 61 1963  
 
SUNRISE AND SUNSET  
MAY 10 2025...........SUNRISE 643 AM EDT SUNSET 759 PM EDT  
MAY 11 2025...........SUNRISE 642 AM EDT SUNSET 759 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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