953  
CDUS42 KKEY 140541  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
141 AM EDT FRI AUG 14 2026  
   
...............................  
 
   
..THE MARATHON CLIMATE SUMMARY FOR AUGUST 13 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 91 414 PM 96 1985 92 -1 90  
MINIMUM 77 1200 AM 71 1958 80 -3 83  
AVERAGE 84 86 -2 87  
 
PRECIPITATION (IN)  
YESTERDAY T 2.90 1962 0.16 -0.16 0.00  
MONTH TO DATE 0.40 2.03 -1.63 2.41  
SINCE JUN 1 4.91 10.03 -5.12 10.09  
SINCE JAN 1 15.76 20.17 -4.41 15.53  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 19 21 -2 22  
MONTH TO DATE 269 273 -4 269  
SINCE JUN 1 1513 1480 33 1476  
SINCE JAN 1 3085 3103 -18 3160    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 66  
AVERAGE 80  
   
......................................................  
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 95 2009  
2014  
2023  
MINIMUM TEMPERATURE (F) 80 72 1953  
 
SUNRISE AND SUNSET  
AUGUST 14 2026........SUNRISE 658 AM EDT SUNSET 759 PM EDT  
AUGUST 15 2026........SUNRISE 659 AM EDT SUNSET 758 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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