472  
CDUS42 KKEY 020538  
CLIEYW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
138 AM EDT TUE SEP 02 2025  
   
...............................  
 
   
..THE KEY WEST CLIMATE SUMMARY FOR SEPTEMBER 1 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 89 330 PM 95 1956 90 -1 89  
MINIMUM 76 1152 PM 71 1933 80 -4 81  
AVERAGE 83 85 -2 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.90 3.25 1980 0.25 0.65 0.00  
MONTH TO DATE 0.90 0.25 0.65 0.00  
SINCE SEP 1 0.90 0.25 0.65 0.00  
SINCE JAN 1 25.10 23.57 1.53 35.99  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 18 20 -2 20  
MONTH TO DATE 18 20 -2 20  
SINCE SEP 1 18 20 -2 20  
SINCE JAN 1 3547 3456 91 3729    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 75  
AVERAGE 88  
   
......................................................  
 
THE KEY WEST CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 95 1956  
MINIMUM TEMPERATURE (F) 80 69 1898  
 
SUNRISE AND SUNSET  
SEPTEMBER 2 2025.....SUNRISE 709 AM EDT SUNSET 744 PM EDT  
SEPTEMBER 3 2025.....SUNRISE 709 AM EDT SUNSET 743 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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