659  
CDUS42 KKEY 270539  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
139 AM EDT SAT MAY 27 2023  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR MAY 26 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 89 414 PM 93 2017 89 0 90  
MINIMUM 73 630 AM 70 1966 77 -4 75  
1970  
1992  
AVERAGE 81 83 -2 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 2.51 1985 0.13 -0.09 0.00  
MONTH TO DATE 2.94 2.71 0.23 2.02  
SINCE MAR 1 6.87 6.15 0.72 3.98  
SINCE JAN 1 8.35 9.49 -1.14 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 16 18 -2 18  
MONTH TO DATE 465 426 39 460  
SINCE MAR 1 1434 1127 307 1345  
SINCE JAN 1 2104 1533 571 1821    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84  
LOWEST 56  
AVERAGE 70  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 2017  
MINIMUM TEMPERATURE (F) 77 64 1959  
 
SUNRISE AND SUNSET  
MAY 27 2023...........SUNRISE 636 AM EDT SUNSET 807 PM EDT  
MAY 28 2023...........SUNRISE 636 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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