816  
CDUS41 KOKX 020616  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
216 AM EDT THU OCT 02 2025  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR OCTOBER 1 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 70 315 PM 83 1986 70 0 70  
MINIMUM 53 1158 PM 37 1992 53 0 57  
AVERAGE 62 61 1 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.78 1984 0.13 -0.13 0.00  
MONTH TO DATE 0.00 0.13 -0.13 0.00  
SINCE SEP 1 1.58 3.73 -2.15 0.24  
SINCE JAN 1 25.36 34.03 -8.67 39.11  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
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 3 5 -2 1  
MONTH TO DATE 3 5 -2 1  
SINCE SEP 1 10 58 -48 19  
SINCE JUL 1 10 61 -51 20  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 1 -1 0  
SINCE SEP 1 156 109 47 80  
SINCE JAN 1 1084 873 211 1001    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 12.5  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 1100 PM  
LOWEST 31 200 PM  
AVERAGE 52  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 89 2019  
MINIMUM TEMPERATURE (F) 53 36 1997  
 
SUNRISE AND SUNSET  
OCTOBER 2 2025.......SUNRISE 650 AM EDT SUNSET 632 PM EDT  
OCTOBER 3 2025.......SUNRISE 651 AM EDT SUNSET 631 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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