867  
CDUS42 KKEY 302018  
CLIEYW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
418 PM EDT TUE SEP 30 2025  
   
...............................  
 
   
..THE KEY WEST CLIMATE SUMMARY FOR SEPTEMBER 30 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 88 300 PM 92 1952 88 0 89  
1958  
1959  
MINIMUM 83 137 PM 69 1945 79 4 83  
AVERAGE 86 83 3 86  
 
PRECIPITATION (IN)  
TODAY T 5.73 1994 0.21 -0.21 0.00  
MONTH TO DATE 9.39 7.24 2.15 3.34  
SINCE SEP 1 9.39 7.24 2.15 3.34  
SINCE JAN 1 33.59 30.56 3.03 39.33  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 21 18 3 21  
MONTH TO DATE 570 573 -3 640  
SINCE SEP 1 570 573 -3 640  
SINCE JAN 1 4099 4009 90 4349    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 12.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 67  
AVERAGE 75  
   
......................................................  
 
THE KEY WEST CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 92 1958  
MINIMUM TEMPERATURE (F) 79 67 1920  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2025.....SUNRISE 719 AM EDT SUNSET 715 PM EDT  
OCTOBER 1 2025.......SUNRISE 719 AM EDT SUNSET 714 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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