399  
CDUS42 KKEY 100530  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST FL  
130 AM EDT MON APR 10 2023  
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR APRIL 9 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 87 313 PM 89 2006 83 4 81  
2018  
MINIMUM 72 542 AM 56 2009 72 0 70  
AVERAGE 80 78 2 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.95 2019 0.06 -0.06 0.00  
MONTH TO DATE 0.01 0.52 -0.51 0.02  
SINCE MAR 1 1.03 1.85 -0.82 0.08  
SINCE JAN 1 2.51 5.19 -2.68 2.31  
 
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 15 12 3 11  
MONTH TO DATE 162 107 55 151  
SINCE MAR 1 605 409 196 571  
SINCE JAN 1 1275 815 460 1047    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 59  
AVERAGE 71  
   
......................................................
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 90 2018  
MINIMUM TEMPERATURE (F) 72 60 1956  
 
SUNRISE AND SUNSET  
APRIL 10 2023.........SUNRISE 707 AM EDT SUNSET 744 PM EDT  
APRIL 11 2023.........SUNRISE 706 AM EDT SUNSET 745 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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