308  
CDUS41 KOKX 240618  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
118 AM EST FRI JAN 24 2025  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JANUARY 23 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 32 103 PM 58 2018 39 -7 42  
MINIMUM 8 330 AM -1 1970 24 -16 33  
AVERAGE 20 31 -11 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.20 1998 0.11 -0.11 T  
MONTH TO DATE 0.37 2.78 -2.41 5.64  
SINCE DEC 1 6.60 7.49 -0.89 14.20  
SINCE JAN 1 0.37 2.78 -2.41 5.64  
 
SNOWFALL (IN)  
YESTERDAY 0.0 23.4 2016 0.3 -0.3 T  
MONTH TO DATE 2.7 7.1 -4.4 3.1  
SINCE DEC 1 4.8 11.6 -6.8 3.1  
SINCE JUL 1 4.8 12.1 -7.3 3.1  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 45 34 11 27  
MONTH TO DATE 802 757 45 727  
SINCE DEC 1 1675 1622 53 1425  
SINCE JUL 1 2365 2561 -196 2314  
 
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 15 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 500 AM  
LOWEST 52 1000 AM  
AVERAGE 63  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 66 1967  
MINIMUM TEMPERATURE (F) 24 4 2011  
 
SUNRISE AND SUNSET  
JANUARY 24 2025.......SUNRISE 709 AM EST SUNSET 500 PM EST  
JANUARY 25 2025.......SUNRISE 708 AM EST SUNSET 502 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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