127  
CDUS42 KEYW 112021  
CLIMTH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE KEY WEST, FL  
418 PM EDT WED SEP 11 2019  
 
   
...............................
 
 
   
..THE MARATHON CLIMATE SUMMARY FOR SEPTEMBER 11 2019
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1950 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 91 131 PM 93 2015 90 1 90  
2011  
1970  
MINIMUM 80 811 AM 69 1956 79 1 82  
AVERAGE 86 84 2 86  
 
PRECIPITATION (IN)  
TODAY 0.13 1.66 1963 0.27 -0.14 0.00  
MONTH TO DATE 0.94 2.94 -2.00 1.43  
SINCE SEP 1 0.94 2.94 -2.00 1.43  
SINCE JAN 1 22.89 31.76 -8.87 26.26  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE SEP 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 21 19 2 21  
MONTH TO DATE 235 212 23 200  
SINCE SEP 1 235 212 23 200  
SINCE JAN 1 4521 3598 923 3789    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 15.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80  
LOWEST 64  
AVERAGE 72  
   
......................................................
 
 
 
THE MARATHON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 93 2015  
2007  
MINIMUM TEMPERATURE (F) 79 71 1956  
1953  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2019.....SUNRISE 709 AM EDT SUNSET 733 PM EDT  
SEPTEMBER 12 2019.....SUNRISE 709 AM EDT SUNSET 732 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab XX Page Main Text Page