153  
CDUS41 KOKX 010621  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
221 AM EDT WED MAY 01 2024  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 30 2024  
 
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)  
YESTERDAY  
MAXIMUM 63 200 PM 79 2007 64 -1 60  
MINIMUM 50 1159 PM 33 1992 46 4 50  
AVERAGE 57 55 2 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.21 2014 0.13 -0.13 0.50  
MONTH TO DATE 3.45 4.06 -0.61 4.02  
SINCE MAR 1 12.99 8.57 4.42 7.85  
SINCE JAN 1 22.71 15.52 7.19 14.44  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 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  
YESTERDAY 8 10 -2 10  
MONTH TO DATE 434 460 -26 356  
SINCE MAR 1 1025 1240 -215 1069  
SINCE JUL 1 4364 4959 -595 4208  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 4 2 2 12  
SINCE MAR 1 4 2 2 12  
SINCE JAN 1 4 2 2 12    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 600 AM  
LOWEST 72 200 PM  
AVERAGE 83  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 84 2001  
MINIMUM TEMPERATURE (F) 46 32 2008  
 
SUNRISE AND SUNSET  
MAY 1 2024...........SUNRISE 550 AM EDT SUNSET 749 PM EDT  
MAY 2 2024...........SUNRISE 549 AM EDT SUNSET 750 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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