207  
CDUS42 KKEY 240531  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
131 AM EDT WED MAY 24 2023  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR MAY 23 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1950 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 91 1158 AM 92 1990 88 3 90  
2008  
MINIMUM 75 1159 PM 62 1951 77 -2 81  
AVERAGE 83 82 1 86  
 
PRECIPITATION (IN)  
YESTERDAY MM 1.63 1958 0.12 MM 0.00  
MONTH TO DATE 0.26 2.31 -2.05 2.02  
SINCE MAR 1 4.19 5.75 -1.56 3.98  
SINCE JAN 1 5.67 9.09 -3.42 6.21  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 5 -5 0  
SINCE JUL 1 44 71 -27 30  
 
COOLING  
YESTERDAY 18 17 1 21  
MONTH TO DATE 415 372 43 403  
SINCE MAR 1 1384 1073 311 1288  
SINCE JAN 1 2054 1479 575 1764    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 61  
AVERAGE 78  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 2008  
MINIMUM TEMPERATURE (F) 77 70 1951  
1953  
1956  
 
SUNRISE AND SUNSET  
MAY 24 2023...........SUNRISE 637 AM EDT SUNSET 806 PM EDT  
MAY 25 2023...........SUNRISE 637 AM EDT SUNSET 806 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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