843  
CDUS41 KOKX 240617  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK NY  
217 AM EDT MON JUL 24 2017  
 
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JULY 23 2017
 
 
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)  
YESTERDAY  
MAXIMUM 81 1201 PM 97 2011 82 -1 96  
MINIMUM 70 611 AM 53 1974 67 3 75  
AVERAGE 76 74 2 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.20 2.23 2009 0.12 0.08 0.00  
MONTH TO DATE 1.47 2.47 -1.00 1.95  
SINCE JUN 1 5.04 6.74 -1.70 3.08  
SINCE JAN 1 23.98 26.20 -2.22 20.27  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE OCT 1 39.3 24.8 14.5 41.4  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 42 38 4 8  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 11 9 2 21  
MONTH TO DATE 275 200 75 260  
SINCE JUN 1 438 340 98 399  
SINCE JAN 1 477 364 113 443    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 6.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 100 AM  
LOWEST 67 1000 AM  
AVERAGE 80  
   
......................................................
 
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 96 2010  
MINIMUM TEMPERATURE (F) 67 57 1974  
 
 
SUNRISE AND SUNSET  
JULY 24 2017..........SUNRISE 542 AM EDT SUNSET 816 PM EDT  
JULY 25 2017..........SUNRISE 543 AM EDT SUNSET 815 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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