199  
CDUS42 KKEY 310543  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
143 AM EDT WED JUL 31 2024  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR JULY 30 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 91 239 PM 97 1987 91 0 95  
MINIMUM 82 612 AM 67 1953 80 2 83  
AVERAGE 87 86 1 89  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 1.79 1983 0.12 -0.02 0.00  
MONTH TO DATE 1.00 3.64 -2.64 3.51  
SINCE JUN 1 10.67 7.87 2.80 7.13  
SINCE JAN 1 26.28 18.01 8.27 16.27  
 
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 24  
MONTH TO DATE 654 602 52 740  
SINCE JUN 1 1232 1184 48 1366  
SINCE JAN 1 2998 2807 191 3559    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 64  
AVERAGE 73  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 97 1993  
MINIMUM TEMPERATURE (F) 80 70 1954  
 
SUNRISE AND SUNSET  
JULY 31 2024..........SUNRISE 652 AM EDT SUNSET 809 PM EDT  
AUGUST 1 2024........SUNRISE 653 AM EDT SUNSET 808 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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