015  
CDUS41 KOKX 142133  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK NY  
433 PM EST THU DEC 14 2017  
 
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR DECEMBER 14 2017
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1963 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 32 324 PM 62 2015 43 -11 43  
MINIMUM 24 522 AM 5 1982 29 -5 29  
AVERAGE 28 36 -8 36  
 
PRECIPITATION (IN)  
TODAY 0.10 1.62 1977 0.13 -0.03 0.00  
MONTH TO DATE 0.97 1.94 -0.97 1.39  
SINCE DEC 1 0.97 1.94 -0.97 1.39  
SINCE JAN 1 42.29 44.12 -1.83 32.85  
 
SNOWFALL (IN)  
TODAY 1.8 4.1 2013 0.2 1.6 0.0  
MONTH TO DATE 3.1 1.7 1.4 0.1  
SINCE OCT 1 3.1 2.2 0.9 0.1  
SINCE JUL 1 3.1 2.2 0.9 0.1  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
TODAY 37 29 8 29  
MONTH TO DATE 362 376 -14 370  
SINCE DEC 1 362 376 -14 370  
SINCE JUL 1 1113 1392 -279 1161  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 972 787 185 1124    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 9.8  
 
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 700 AM  
LOWEST 42 1200 AM  
AVERAGE 67  
   
......................................................
 
 
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 62 2015  
MINIMUM TEMPERATURE (F) 28 11 1968  
 
 
SUNRISE AND SUNSET  
DECEMBER 14 2017......SUNRISE 709 AM EST SUNSET 425 PM EST  
DECEMBER 15 2017......SUNRISE 710 AM EST SUNSET 426 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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