373  
CDUS41 KOKX 302034  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK NY  
434 PM EDT SUN APR 30 2017  
 
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 30 2017
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1984 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 66 1220 AM 79 2007 63 3 61  
MINIMUM 53 259 PM 33 1992 45 8 45  
AVERAGE 60 54 6 53  
 
PRECIPITATION (IN)  
TODAY 0.00 2.21 2014 0.13 -0.13 0.00  
MONTH TO DATE 3.67 4.34 -0.67 2.39  
SINCE MAR 1 9.12 8.78 0.34 5.11  
SINCE JAN 1 14.78 15.68 -0.90 13.58  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.6 -0.6 0.2  
SINCE OCT 1 39.3 24.8 14.5 41.4  
SINCE JUL 1 39.3 24.8 14.5 41.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 5 11 -6 12  
MONTH TO DATE 349 478 -129 457  
SINCE MAR 1 1205 1276 -71 1056  
SINCE JUL 1 4507 5171 -664 4138  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 11 2 9 0  
SINCE MAR 1 11 2 9 0  
SINCE JAN 1 11 2 9 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 11.7  
 
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 100 AM  
LOWEST 43 500 AM  
AVERAGE 58  
   
......................................................
 
 
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 84 2001  
MINIMUM TEMPERATURE (F) 45 32 2008  
 
 
SUNRISE AND SUNSET  
APRIL 30 2017.........SUNRISE 552 AM EDT SUNSET 748 PM EDT  
MAY 1 2017...........SUNRISE 551 AM EDT SUNSET 749 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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