159  
CDUS41 KOKX 310620  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
220 AM EDT FRI OCT 31 2025  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR OCTOBER 30 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 64 1013 PM 77 2016 59 5 70  
MINIMUM 52 311 AM 26 1966 42 10 55  
AVERAGE 58 51 7 63  
 
PRECIPITATION (IN)  
YESTERDAY 2.60R 0.94 1993 0.11 2.49 0.01  
MONTH TO DATE 5.02 3.85 1.17 0.12  
SINCE SEP 1 6.60 7.45 -0.85 0.36  
SINCE JAN 1 30.38 37.75 -7.37 39.23  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2011 0.0 0.0 0.0  
2020  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 14 -7 2  
MONTH TO DATE 214 287 -73 204  
SINCE SEP 1 221 340 -119 222  
SINCE JUL 1 221 343 -122 223  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 20 10 10 7  
SINCE SEP 1 176 118 58 87  
SINCE JAN 1 1104 882 222 1008    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 15.8  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 600 PM  
LOWEST 83 1200 AM  
AVERAGE 90  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 80 2024  
MINIMUM TEMPERATURE (F) 42 23 1966  
 
SUNRISE AND SUNSET  
OCTOBER 31 2025.......SUNRISE 722 AM EDT SUNSET 549 PM EDT  
NOVEMBER 1 2025......SUNRISE 723 AM EDT SUNSET 548 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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