556  
CDUS42 KKEY 130538  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
138 AM EDT THU MAR 13 2025  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR MARCH 12 2025
 
 
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)  
YESTERDAY  
MAXIMUM 76 1157 AM 88 2022 80 -4 80  
MINIMUM 65 705 AM 52 1996 68 -3 70  
AVERAGE 71 74 -3 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.93 2018 0.04 -0.04 0.00  
MONTH TO DATE T 0.47 -0.47 0.24  
SINCE MAR 1 T 0.47 -0.47 0.24  
SINCE JAN 1 2.50 3.81 -1.31 4.21  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 31 66 -35 8  
 
COOLING  
YESTERDAY 6 9 -3 10  
MONTH TO DATE 95 108 -13 157  
SINCE MAR 1 95 108 -13 157  
SINCE JAN 1 517 514 3 562    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73  
LOWEST 55  
AVERAGE 64  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 89 2023  
MINIMUM TEMPERATURE (F) 68 52 1959  
1996  
 
SUNRISE AND SUNSET  
MARCH 13 2025.........SUNRISE 735 AM EDT SUNSET 733 PM EDT  
MARCH 14 2025.........SUNRISE 734 AM EDT SUNSET 733 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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