277  
CDUS42 KKEY 190552  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST, FL  
1251 AM EST MON FEB 19 2018  
 
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR FEBRUARY 18 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
..................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 203 PM 77 7 84  
MINIMUM 72 750 AM 67 5 64  
AVERAGE 78 72 6 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.09 -0.08 0.00  
MONTH TO DATE 0.04 1.42 -1.38 0.01  
SINCE DEC 1 1.51 5.05 -3.54 2.78  
SINCE JAN 1 0.47 3.03 -2.56 0.88  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 14 -14 0  
SINCE DEC 1 61 72 -11 3  
SINCE JUL 1 61 73 -12 3  
 
COOLING  
YESTERDAY 13 7 6 9  
MONTH TO DATE 216 121 95 200  
SINCE DEC 1 634 530 104 974  
SINCE JAN 1 356 302 54 516    
..................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 8.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87  
LOWEST 58  
AVERAGE 73  
   
......................................................
 
 
 
THE MARATHON CLIMATE NORMALS FOR TODAY  
NORMAL  
MAXIMUM TEMPERATURE (F) 77  
MINIMUM TEMPERATURE (F) 67  
 
 
SUNRISE AND SUNSET  
FEBRUARY 19 2018......SUNRISE 655 AM EST SUNSET 621 PM EST  
FEBRUARY 20 2018......SUNRISE 654 AM EST SUNSET 622 PM EST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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