546  
CDUS41 KOKX 140625  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
125 AM EST FRI FEB 14 2025  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR FEBRUARY 13 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 45 507 PM 56 2008 41 4 39  
2023  
MINIMUM 35 1159 PM -14 1967 25 10 30  
AVERAGE 40 33 7 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.25 2.22 2008 0.12 0.13 0.72  
MONTH TO DATE 1.85 1.42 0.43 0.90  
SINCE DEC 1 8.68 9.79 -1.11 16.78  
SINCE JAN 1 2.45 5.08 -2.63 8.22  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.1 2014 0.3 -0.3 4.3  
MONTH TO DATE 6.3 4.8 1.5 4.3  
SINCE DEC 1 11.1 19.6 -8.5 7.4  
SINCE JUL 1 11.1 20.1 -9.0 7.4  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 32 -7 30  
MONTH TO DATE 417 428 -11 346  
SINCE DEC 1 2356 2319 37 1965  
SINCE JUL 1 3046 3258 -212 2854  
 
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 30 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 12.7  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 900 AM  
LOWEST 46 1100 PM  
AVERAGE 73  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 60 1990  
MINIMUM TEMPERATURE (F) 25 -1 1979  
 
SUNRISE AND SUNSET  
FEBRUARY 14 2025......SUNRISE 647 AM EST SUNSET 526 PM EST  
FEBRUARY 15 2025......SUNRISE 646 AM EST SUNSET 527 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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