248  
CDUS42 KKEY 200526  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
126 AM EDT SAT JUL 20 2024  
   
...............................  
 
   
..THE MARATHON CLIMATE SUMMARY FOR JULY 19 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 90 141 PM 96 2018 91 -1 96  
2023  
MINIMUM 85 627 AM 71 1953 79 6 84  
1972  
AVERAGE 88 85 3 90  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.22 1992 0.13 -0.13 T  
MONTH TO DATE 0.84 2.22 -1.38 0.43  
SINCE JUN 1 10.51 6.45 4.06 4.05  
SINCE JAN 1 26.12 16.59 9.53 13.19  
 
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 23 20 3 25  
MONTH TO DATE 408 380 28 475  
SINCE JUN 1 986 962 24 1101  
SINCE JAN 1 2752 2585 167 3294    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 7.9  
 
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 80  
LOWEST 65  
AVERAGE 73  
   
......................................................  
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 98 2023  
MINIMUM TEMPERATURE (F) 80 70 1959  
1972  
 
SUNRISE AND SUNSET  
JULY 20 2024..........SUNRISE 647 AM EDT SUNSET 814 PM EDT  
JULY 21 2024..........SUNRISE 648 AM EDT SUNSET 814 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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