031  
CDUS42 KKEY 080531  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
131 AM EDT THU MAY 08 2025  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR MAY 7 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 85 225 PM 92 1957 86 -1 86  
2019  
2022  
MINIMUM 78 719 PM 65 1962 75 3 79  
1988  
AVERAGE 82 81 1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.11 1968 0.09 -0.09 0.00  
MONTH TO DATE 0.01 0.59 -0.58 T  
SINCE MAR 1 0.62 4.03 -3.41 4.53  
SINCE JAN 1 3.12 7.37 -4.25 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 115 108 7 115  
SINCE MAR 1 815 809 6 880  
SINCE JAN 1 1237 1215 22 1285    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 10.4  
 
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 63  
AVERAGE 71  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 93 2019  
MINIMUM TEMPERATURE (F) 75 64 1992  
2016  
 
SUNRISE AND SUNSET  
MAY 8 2025...........SUNRISE 644 AM EDT SUNSET 758 PM EDT  
MAY 9 2025...........SUNRISE 644 AM EDT SUNSET 758 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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