454  
CDUS41 KOKX 150653  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
153 AM EST SAT FEB 15 2025  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR FEBRUARY 14 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 38 315 PM 60 1990 41 -3 35  
MINIMUM 28 1159 PM -1 1979 25 3 26  
AVERAGE 33 33 0 31  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.05 2007 0.11 -0.11 0.00  
MONTH TO DATE 1.85 1.53 0.32 0.90  
SINCE DEC 1 8.68 9.90 -1.22 16.78  
SINCE JAN 1 2.45 5.19 -2.74 8.22  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.0 1996 0.4 -0.4 0.0  
MONTH TO DATE 6.3 5.2 1.1 4.3  
SINCE DEC 1 11.1 20.0 -8.9 7.4  
SINCE JUL 1 11.1 20.5 -9.4 7.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 32 0 34  
MONTH TO DATE 449 460 -11 380  
SINCE DEC 1 2388 2351 37 1999  
SINCE JUL 1 3078 3290 -212 2888  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 13.1  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53 1100 PM  
LOWEST 31 300 PM  
AVERAGE 42  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 57 1984  
2023  
MINIMUM TEMPERATURE (F) 25 3 1994  
 
SUNRISE AND SUNSET  
FEBRUARY 15 2025......SUNRISE 646 AM EST SUNSET 527 PM EST  
FEBRUARY 16 2025......SUNRISE 645 AM EST SUNSET 529 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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