997  
CDUS42 KKEY 120532  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
132 AM EDT WED AUG 12 2026  
   
...............................  
 
   
..THE MARATHON CLIMATE SUMMARY FOR AUGUST 11 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 90 405 PM 97 1985 92 -2 88  
1987  
MINIMUM 84 1159 PM 70 1953 80 4 79  
AVERAGE 87 86 1 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.23 1966 0.16 -0.16 0.33  
MONTH TO DATE 0.32 1.71 -1.39 2.41  
SINCE JUN 1 4.83 9.71 -4.88 10.09  
SINCE JAN 1 15.68 19.85 -4.17 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 22 21 1 19  
MONTH TO DATE 232 231 1 226  
SINCE JUN 1 1476 1438 38 1433  
SINCE JAN 1 3048 3061 -13 3117    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 9.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 68  
AVERAGE 77  
   
......................................................  
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 95 1968  
2004  
MINIMUM TEMPERATURE (F) 80 73 1952  
2004  
 
SUNRISE AND SUNSET  
AUGUST 12 2026........SUNRISE 657 AM EDT SUNSET 801 PM EDT  
AUGUST 13 2026........SUNRISE 658 AM EDT SUNSET 800 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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