112  
CDUS41 KOKX 070621  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
221 AM EDT MON APR 07 2025  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 6 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 56 449 PM 78 2023 55 1 52  
MINIMUM 44 741 AM 23 1982 38 6 40  
2016  
AVERAGE 50 46 4 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 2.07 1971 0.12 0.01 0.01  
MONTH TO DATE 0.81 0.79 0.02 2.16  
SINCE MAR 1 5.57 5.30 0.27 11.70  
SINCE JAN 1 9.89 12.25 -2.36 21.42  
 
SNOWFALL (IN)  
YESTERDAY 0.0 16.0 1982 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.3 -0.3 0.0  
SINCE MAR 1 0.0 6.8 -6.8 0.0  
SINCE JUL 1 11.7 31.5 -19.8 10.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 19 -4 19  
MONTH TO DATE 84 117 -33 125  
SINCE MAR 1 698 897 -199 716  
SINCE JUL 1 4180 4616 -436 4055  
 
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 15 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 66 500 PM  
AVERAGE 83  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 85 2010  
MINIMUM TEMPERATURE (F) 38 23 1982  
 
SUNRISE AND SUNSET  
APRIL 7 2025.........SUNRISE 626 AM EDT SUNSET 724 PM EDT  
APRIL 8 2025.........SUNRISE 624 AM EDT SUNSET 725 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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