510  
CDUS42 KKEY 082016  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
416 PM EDT MON MAY 08 2023  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR MAY 8 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 89 1232 PM 93 2019 87 2 90  
MINIMUM 77 606 AM 64 1992 75 2 75  
2016  
AVERAGE 83 81 2 83  
 
PRECIPITATION (IN)  
TODAY 0.00 0.43 2022 0.09 -0.09 0.43  
MONTH TO DATE T 0.68 -0.68 0.44  
SINCE MAR 1 3.93 4.12 -0.19 2.40  
SINCE JAN 1 5.41 7.46 -2.05 4.63  
 
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 44 71 -27 30  
 
COOLING  
TODAY 18 16 2 18  
MONTH TO DATE 127 124 3 145  
SINCE MAR 1 1096 825 271 1030  
SINCE JAN 1 1766 1231 535 1506    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 9.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67  
LOWEST 53  
AVERAGE 60  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 92 2019  
MINIMUM TEMPERATURE (F) 75 63 1992  
 
SUNRISE AND SUNSET  
MAY 8 2023...........SUNRISE 644 AM EDT SUNSET 757 PM EDT  
MAY 9 2023...........SUNRISE 644 AM EDT SUNSET 758 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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