539  
CDUS42 KKEY 190531  
CLIEYW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
131 AM EDT MON OCT 19 2026  
   
...............................  
 
   
..THE KEY WEST CLIMATE SUMMARY FOR OCTOBER 18 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 87 150 PM 90 2007 86 1 85  
MINIMUM 77 643 AM 65 2000 77 0 77  
AVERAGE 82 81 1 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.17 5.92 1924 0.17 0.00 T  
MONTH TO DATE 5.27 3.64 1.63 4.33  
SINCE SEP 1 13.38 10.88 2.50 13.72  
SINCE JAN 1 32.06 34.20 -2.14 37.92  
 
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 17 16 1 16  
MONTH TO DATE 349 311 38 305  
SINCE SEP 1 929 884 45 875  
SINCE JAN 1 4641 4320 321 4404    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 14.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 64  
AVERAGE 77  
   
......................................................  
 
THE KEY WEST CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 89 1925  
1989  
2007  
MINIMUM TEMPERATURE (F) 77 65 2009  
 
SUNRISE AND SUNSET  
OCTOBER 19 2026.......SUNRISE 727 AM EDT SUNSET 657 PM EDT  
OCTOBER 20 2026.......SUNRISE 727 AM EDT SUNSET 656 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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