000  
CDUS41 KOKX 240617  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK NY  
116 AM EST WED JAN 24 2018  
 
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JANUARY 23 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1963 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 58R 1200 PM 55 1999 38 20 43  
1973  
MINIMUM 43 113 AM -1 1970 23 20 37  
AVERAGE 51 30 21 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.88 2.20 1998 0.11 0.77 0.67  
MONTH TO DATE 3.24 2.77 0.47 3.59  
SINCE DEC 1 5.36 6.83 -1.47 7.12  
SINCE JAN 1 3.24 2.77 0.47 3.59  
 
SNOWFALL (IN)  
YESTERDAY 0.0 23.4 2016 0.2 -0.2 0.0  
MONTH TO DATE 16.0 5.0 11.0 12.8  
SINCE OCT 1 22.0 10.9 11.1 16.0  
SINCE JUL 1 22.0 10.9 11.1 16.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 35 -21 25  
MONTH TO DATE 816 793 23 663  
SINCE DEC 1 1775 1704 71 1536  
SINCE JUL 1 2526 2720 -194 2327  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 11.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 49 1100 PM  
AVERAGE 75  
   
......................................................
 
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 66 1967  
MINIMUM TEMPERATURE (F) 23 4 2011  
 
 
SUNRISE AND SUNSET  
JANUARY 24 2018.......SUNRISE 709 AM EST SUNSET 500 PM EST  
JANUARY 25 2018.......SUNRISE 709 AM EST SUNSET 501 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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