711  
CDUS41 KOKX 202036  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
436 PM EDT SAT APR 20 2024  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 20 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1963 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 62 129 PM 83 1976 60 2 60  
MINIMUM 47 428 AM 28 1965 43 4 42  
AVERAGE 55 51 4 51  
 
PRECIPITATION (IN)  
TODAY 0.18 1.01 2009 0.13 0.05 0.00  
MONTH TO DATE 3.34 2.73 0.61 0.61  
SINCE MAR 1 12.88 7.24 5.64 4.44  
SINCE JAN 1 22.60 14.19 8.41 11.03  
 
SNOWFALL (IN)  
TODAY 0.0 0.1 1983 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.6 -0.6 0.0  
SINCE MAR 1 0.0 7.1 -7.1 1.6  
SINCE JUL 1 10.9 31.8 -20.9 5.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 10 14 -4 14  
MONTH TO DATE 291 342 -51 228  
SINCE MAR 1 882 1122 -240 941  
SINCE JUL 1 4221 4841 -620 4080  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 1 0 1 12  
SINCE MAR 1 1 0 1 12  
SINCE JAN 1 1 0 1 12    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 56 300 PM  
AVERAGE 78  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 76 1976  
1996  
2007  
MINIMUM TEMPERATURE (F) 43 30 1965  
 
SUNRISE AND SUNSET  
APRIL 20 2024.........SUNRISE 605 AM EDT SUNSET 738 PM EDT  
APRIL 21 2024.........SUNRISE 604 AM EDT SUNSET 739 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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