912  
CDUS42 KKEY 250543  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
143 AM EDT THU MAY 25 2023  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR MAY 24 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 90 315 PM 92 2008 89 1 90  
MINIMUM 72 940 PM 70 1951 77 -5 81  
1953  
1956  
AVERAGE 81 83 -2 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.36 3.45 2020 0.14 0.22 T  
MONTH TO DATE 2.90 2.45 0.45 2.02  
SINCE MAR 1 6.83 5.89 0.94 3.98  
SINCE JAN 1 8.31 9.23 -0.92 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 21  
MONTH TO DATE 431 390 41 424  
SINCE MAR 1 1400 1091 309 1309  
SINCE JAN 1 2070 1497 573 1785    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 59  
AVERAGE 77  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 2003  
MINIMUM TEMPERATURE (F) 77 70 1992  
 
SUNRISE AND SUNSET  
MAY 25 2023...........SUNRISE 637 AM EDT SUNSET 806 PM EDT  
MAY 26 2023...........SUNRISE 636 AM EDT SUNSET 807 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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