378  
CDUS42 KKEY 280538  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
138 AM EDT SUN MAY 28 2023  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR MAY 27 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 87 451 PM 93 2017 89 -2 90  
MINIMUM 76 157 AM 64 1959 77 -1 79  
AVERAGE 82 83 -1 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.17 6.60 1959 0.13 0.04 0.00  
MONTH TO DATE 3.11 2.84 0.27 2.02  
SINCE MAR 1 7.04 6.28 0.76 3.98  
SINCE JAN 1 8.52 9.62 -1.10 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 17 18 -1 20  
MONTH TO DATE 482 444 38 480  
SINCE MAR 1 1451 1145 306 1365  
SINCE JAN 1 2121 1551 570 1841    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 57  
AVERAGE 74  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 2017  
MINIMUM TEMPERATURE (F) 77 70 1964  
1967  
1970  
 
SUNRISE AND SUNSET  
MAY 28 2023...........SUNRISE 636 AM EDT SUNSET 808 PM EDT  
MAY 29 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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