347  
CDUS42 KKEY 202020  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
420 PM EDT SUN APR 20 2025  
   
...............................  
 
   
..THE MARATHON CLIMATE SUMMARY FOR APRIL 20 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 83 257 PM 93 2013 85 -2 82  
MINIMUM 76 643 AM 58 1997 73 3 72  
AVERAGE 80 79 1 77  
 
PRECIPITATION (IN)  
TODAY 0.00 2.28 1992 0.08 -0.08 0.00  
MONTH TO DATE 0.15 1.30 -1.15 0.21  
SINCE MAR 1 0.28 2.63 -2.35 4.39  
SINCE JAN 1 2.78 5.97 -3.19 8.36  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 5 -5 0  
SINCE JUL 1 31 71 -40 8  
 
COOLING  
TODAY 15 14 1 12  
MONTH TO DATE 263 254 9 244  
SINCE MAR 1 556 556 0 633  
SINCE JAN 1 978 962 16 1038    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 16.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69  
LOWEST 49  
AVERAGE 59  
   
......................................................  
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 92 2015  
2020  
MINIMUM TEMPERATURE (F) 73 60 1953  
 
SUNRISE AND SUNSET  
APRIL 20 2025.........SUNRISE 658 AM EDT SUNSET 749 PM EDT  
APRIL 21 2025.........SUNRISE 657 AM EDT SUNSET 750 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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