697  
CDUS42 KKEY 300528  
CLIEYW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
128 AM EDT WED SEP 30 2026  
   
...............................  
 
   
..THE KEY WEST CLIMATE SUMMARY FOR SEPTEMBER 29 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 1143 AM 92 1872 88 -1 90  
1958  
MINIMUM 72 856 PM 71 1937 79 -7 82  
1947  
2001  
AVERAGE 80 83 -3 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.77 3.15 1994 0.20 0.57 0.00  
MONTH TO DATE 7.51 7.03 0.48 9.39  
SINCE SEP 1 7.51 7.03 0.48 9.39  
SINCE JAN 1 26.19 30.35 -4.16 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 15 18 -3 21  
MONTH TO DATE 565 556 9 549  
SINCE SEP 1 565 556 9 549  
SINCE JAN 1 4277 3992 285 4078    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 63  
AVERAGE 80  
   
......................................................  
 
THE KEY WEST CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 92 1952  
1958  
1959  
MINIMUM TEMPERATURE (F) 79 69 1945  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2026.....SUNRISE 719 AM EDT SUNSET 715 PM EDT  
OCTOBER 1 2026.......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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