038  
CDUS42 KKEY 180530  
CLIEYW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
130 AM EDT MON MAY 18 2026  
   
...............................  
 
   
..THE KEY WEST CLIMATE SUMMARY FOR MAY 17 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 89 346 PM 92 1878 86 3 86  
MINIMUM 81 507 AM 66 1951 77 4 81  
AVERAGE 85 81 4 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 2.66 2012 0.09 -0.02 0.00  
MONTH TO DATE 0.48 1.47 -0.99 1.40  
SINCE MAR 1 4.26 5.07 -0.81 6.49  
SINCE JAN 1 4.94 8.44 -3.50 11.87  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 4 -4 0  
SINCE JUL 1 77 46 31 19  
 
COOLING  
YESTERDAY 20 16 4 19  
MONTH TO DATE 339 263 76 283  
SINCE MAR 1 1175 946 229 973  
SINCE JAN 1 1506 1357 149 1389    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 13.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79  
LOWEST 61  
AVERAGE 70  
   
......................................................  
 
THE KEY WEST CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 93 2024  
MINIMUM TEMPERATURE (F) 77 67 1917  
 
SUNRISE AND SUNSET  
MAY 18 2026...........SUNRISE 642 AM EDT SUNSET 805 PM EDT  
MAY 19 2026...........SUNRISE 642 AM EDT SUNSET 806 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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