285  
CDUS42 KKEY 032134  
CLIEYW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
534 PM EDT THU SEP 03 2026  
   
...............................  
 
   
..THE KEY WEST CLIMATE SUMMARY FOR SEPTEMBER 3 2026  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 91 313 PM 95 2007 90 1 88  
MINIMUM 83 1253 AM 70 1886 80 3 79  
AVERAGE 87 85 2 84  
 
PRECIPITATION (IN)  
TODAY 0.00 3.38 1894 0.25 -0.25 0.29  
MONTH TO DATE 0.70 0.74 -0.04 1.67  
SINCE SEP 1 0.70 0.74 -0.04 1.67  
SINCE JAN 1 19.38 24.06 -4.68 25.87  
 
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 22 20 2 19  
MONTH TO DATE 64 60 4 56  
SINCE SEP 1 64 60 4 56  
SINCE JAN 1 3776 3496 280 3585    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 66  
AVERAGE 74  
   
......................................................  
 
THE KEY WEST CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 94 1877  
2015  
MINIMUM TEMPERATURE (F) 80 70 1890  
1958  
 
SUNRISE AND SUNSET  
SEPTEMBER 3 2026.....SUNRISE 709 AM EDT SUNSET 743 PM EDT  
SEPTEMBER 4 2026.....SUNRISE 709 AM EDT SUNSET 742 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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