436  
CDUS42 KKEY 270531  
CLIEYW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
131 AM EDT SUN SEP 27 2026  
   
...............................
 
 
   
..THE KEY WEST CLIMATE SUMMARY FOR SEPTEMBER 26 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1871 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 300 PM 92 1951 88 -1 88  
1955  
1987  
MINIMUM 79 634 AM 70 1901 79 0 81  
AVERAGE 83 84 -1 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 3.36 2011 0.23 -0.22 0.00  
MONTH TO DATE 6.74 6.39 0.35 9.39  
SINCE SEP 1 6.74 6.39 0.35 9.39  
SINCE JAN 1 25.42 29.71 -4.29 33.59  
 
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 18 0 20  
MONTH TO DATE 514 502 12 484  
SINCE SEP 1 514 502 12 484  
SINCE JAN 1 4226 3938 288 4013    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 8.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87  
LOWEST 65  
AVERAGE 76  
   
......................................................
 
 
THE KEY WEST CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 92 1952  
1957  
MINIMUM TEMPERATURE (F) 79 69 1892  
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2026.....SUNRISE 717 AM EDT SUNSET 718 PM EDT  
SEPTEMBER 28 2026.....SUNRISE 718 AM EDT SUNSET 717 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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