361  
CDUS41 KOKX 080640  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
140 AM EST FRI DEC 08 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR DECEMBER 7 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1963 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 39 152 PM 77 1998 47 -8 57  
MINIMUM 25 432 AM 8 2002 32 -7 53  
AVERAGE 32 39 -7 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.64 1996 0.16 -0.16 1.33  
MONTH TO DATE 1.09 1.09 0.00 2.25  
SINCE DEC 1 1.09 1.09 0.00 2.25  
SINCE JAN 1 42.72 42.37 0.35 37.44  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.7 2008 0.1 -0.1 0.0  
MONTH TO DATE T 0.5 -0.5 0.0  
SINCE DEC 1 T 0.5 -0.5 0.0  
SINCE JUL 1 T 1.0 -1.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 33 26 7 10  
MONTH TO DATE 151 175 -24 154  
SINCE DEC 1 151 175 -24 154  
SINCE JUL 1 1040 1114 -74 946  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 955 885 70 1136    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1000 PM  
LOWEST 50 1100 AM  
AVERAGE 70  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 62 1980  
MINIMUM TEMPERATURE (F) 32 15 1970  
 
SUNRISE AND SUNSET  
DECEMBER 8 2023......SUNRISE 704 AM EST SUNSET 425 PM EST  
DECEMBER 9 2023......SUNRISE 705 AM EST SUNSET 425 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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