803  
CDUS41 KOKX 290620  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
120 AM EST WED JAN 29 2025  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JANUARY 28 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 43 1216 PM 61 2002 39 4 41  
MINIMUM 25 905 PM 3 1977 24 1 36  
AVERAGE 34 31 3 39  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.17 1994 0.11 -0.11 0.78  
MONTH TO DATE 0.37 3.33 -2.96 7.17  
SINCE DEC 1 6.60 8.04 -1.44 15.73  
SINCE JAN 1 0.37 3.33 -2.96 7.17  
 
SNOWFALL (IN)  
YESTERDAY 0.0 9.1 2004 0.4 -0.4 0.0  
MONTH TO DATE 2.7 9.0 -6.3 3.1  
SINCE DEC 1 4.8 13.5 -8.7 3.1  
SINCE JUL 1 4.8 14.0 -9.2 3.1  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 34 -3 26  
MONTH TO DATE 984 927 57 835  
SINCE DEC 1 1857 1792 65 1533  
SINCE JUL 1 2547 2731 -184 2422  
 
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 35 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 51 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 14.2  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 1200 AM  
LOWEST 35 400 PM  
AVERAGE 51  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 69 2002  
MINIMUM TEMPERATURE (F) 24 3 2005  
 
SUNRISE AND SUNSET  
JANUARY 29 2025.......SUNRISE 705 AM EST SUNSET 507 PM EST  
JANUARY 30 2025.......SUNRISE 704 AM EST SUNSET 508 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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