478  
CDUS42 KKEY 170530  
CLIEYW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
130 AM EDT SUN AUG 17 2025  
   
...............................
 
 
   
..THE KEY WEST CLIMATE SUMMARY FOR AUGUST 16 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 90 915 AM 95 1956 91 -1 92  
1957  
MINIMUM 78 112 PM 71 1891 81 -3 84  
AVERAGE 84 86 -2 88  
 
PRECIPITATION (IN)  
YESTERDAY 0.61 2.25 1881 0.17 0.44 0.00  
MONTH TO DATE 2.33 2.47 -0.14 2.55  
SINCE JUN 1 10.07 10.33 -0.26 15.01  
SINCE JAN 1 21.94 20.42 1.52 29.50  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 19 21 -2 23  
MONTH TO DATE 329 336 -7 356  
SINCE JUN 1 1546 1540 6 1628  
SINCE JAN 1 3214 3135 79 3402    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 70  
AVERAGE 84  
   
......................................................
 
 
THE KEY WEST CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 95 1951  
MINIMUM TEMPERATURE (F) 81 71 1929  
1931  
 
SUNRISE AND SUNSET  
AUGUST 17 2025........SUNRISE 703 AM EDT SUNSET 759 PM EDT  
AUGUST 18 2025........SUNRISE 703 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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