731  
CDUS41 KOKX 030630  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
230 AM EDT THU APR 03 2025  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 2 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1963 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 47 1035 AM 72 1967 53 -6 48  
MINIMUM 34 545 AM 20 1964 37 -3 38  
AVERAGE 41 45 -4 43  
 
PRECIPITATION (IN)  
YESTERDAY T 2.01 1970 0.14 -0.14 0.71  
MONTH TO DATE 0.17 0.27 -0.10 0.71  
SINCE MAR 1 4.93 4.78 0.15 10.25  
SINCE JAN 1 9.25 11.73 -2.48 19.97  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.6 2018 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 0.0 6.6 -6.6 0.0  
SINCE JUL 1 11.7 31.3 -19.6 10.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 20 4 22  
MONTH TO DATE 41 40 1 39  
SINCE MAR 1 655 820 -165 630  
SINCE JUL 1 4137 4539 -402 3969  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 12.5  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 1000 PM  
LOWEST 37 900 AM  
AVERAGE 60  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 80 1967  
MINIMUM TEMPERATURE (F) 37 23 2008  
 
SUNRISE AND SUNSET  
APRIL 3 2025.........SUNRISE 632 AM EDT SUNSET 720 PM EDT  
APRIL 4 2025.........SUNRISE 631 AM EDT SUNSET 721 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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