959  
CDUS41 KOKX 100617  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
117 AM EST FRI JAN 10 2025  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JANUARY 9 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 36 318 PM 64 2008 40 -4 55  
MINIMUM 23 137 AM -4 1968 25 -2 25  
1981  
AVERAGE 30 32 -2 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.25 2024 0.12 -0.12 1.25  
MONTH TO DATE 0.03 1.12 -1.09 2.17  
SINCE DEC 1 6.26 5.83 0.43 10.73  
SINCE JAN 1 0.03 1.12 -1.09 2.17  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.7 1974 0.3 -0.3 0.0  
MONTH TO DATE 0.4 2.3 -1.9 0.3  
SINCE DEC 1 2.5 6.8 -4.3 0.3  
SINCE JUL 1 2.5 7.3 -4.8 0.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 35 33 2 25  
MONTH TO DATE 290 288 2 266  
SINCE DEC 1 1163 1153 10 964  
SINCE JUL 1 1853 2092 -239 1853  
 
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 32 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 21.9  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 61 1100 PM  
LOWEST 40 300 PM  
AVERAGE 51  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 60 2016  
MINIMUM TEMPERATURE (F) 25 0 1968  
 
SUNRISE AND SUNSET  
JANUARY 10 2025.......SUNRISE 716 AM EST SUNSET 444 PM EST  
JANUARY 11 2025.......SUNRISE 716 AM EST SUNSET 445 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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