153  
CDUS42 KKEY 222018  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
418 PM EDT FRI AUG 22 2025  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR AUGUST 22 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 93 229 PM 98 1952 92 1 92  
MINIMUM 85 636 AM 71 1953 80 5 82  
1954  
AVERAGE 89 86 3 87  
 
PRECIPITATION (IN)  
TODAY 0.00 2.82 1974 0.18 -0.18 0.36  
MONTH TO DATE 2.56 3.58 -1.02 5.21  
SINCE JUN 1 10.24 11.58 -1.34 15.92  
SINCE JAN 1 15.68 21.72 -6.04 31.53  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 24 21 3 22  
MONTH TO DATE 468 462 6 473  
SINCE JUN 1 1675 1669 6 1728  
SINCE JAN 1 3359 3292 67 3494    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80  
LOWEST 60  
AVERAGE 70  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 94 1993  
2022  
2023  
MINIMUM TEMPERATURE (F) 80 72 1959  
 
SUNRISE AND SUNSET  
AUGUST 22 2025........SUNRISE 702 AM EDT SUNSET 752 PM EDT  
AUGUST 23 2025........SUNRISE 702 AM EDT SUNSET 751 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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