669  
CDUS41 KOKX 110617  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
117 AM EST TUE FEB 11 2025  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR FEBRUARY 10 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 36 311 PM 62 2023 40 -4 55  
MINIMUM 23 1159 PM -1 1979 25 -2 33  
AVERAGE 30 32 -2 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.70 1970 0.10 -0.10 T  
MONTH TO DATE 1.30 1.08 0.22 0.18  
SINCE DEC 1 8.13 9.45 -1.32 16.06  
SINCE JAN 1 1.90 4.74 -2.84 7.50  
 
SNOWFALL (IN)  
YESTERDAY 0.0 9.2 2010 0.4 -0.4 0.0  
MONTH TO DATE 4.4 3.9 0.5 0.0  
SINCE DEC 1 9.2 18.7 -9.5 3.1  
SINCE JUL 1 9.2 19.2 -10.0 3.1  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 35 33 2 21  
MONTH TO DATE 322 332 -10 268  
SINCE DEC 1 2261 2223 38 1887  
SINCE JUL 1 2951 3162 -211 2776  
 
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 20 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 1200 AM  
LOWEST 43 500 PM  
AVERAGE 62  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 58 2009  
MINIMUM TEMPERATURE (F) 25 -2 1979  
 
SUNRISE AND SUNSET  
FEBRUARY 11 2025......SUNRISE 651 AM EST SUNSET 523 PM EST  
FEBRUARY 12 2025......SUNRISE 650 AM EST SUNSET 524 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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