919  
CDUS41 KOKX 272140  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
440 PM EST WED DEC 27 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR DECEMBER 27 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 48 359 PM 62 1973 42 6 35  
2015  
2016  
MINIMUM 42 825 AM 8 1989 27 15 25  
AVERAGE 45 34 11 30  
 
PRECIPITATION (IN)  
TODAY 0.02 0.93 1969 0.14 -0.12 0.00  
MONTH TO DATE 5.49 4.16 1.33 3.93  
SINCE DEC 1 5.49 4.16 1.33 3.93  
SINCE JAN 1 47.12 45.44 1.68 39.12  
 
SNOWFALL (IN)  
TODAY 0.0 6.0 1969 0.2 -0.2 0.0  
MONTH TO DATE T 3.6 -3.6 0.4  
SINCE DEC 1 T 3.6 -3.6 0.4  
SINCE JUL 1 T 4.1 -4.1 0.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 20 30 -10 35  
MONTH TO DATE 619 740 -121 771  
SINCE DEC 1 619 740 -121 771  
SINCE JUL 1 1508 1679 -171 1563  
 
COOLING  
TODAY 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 9 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 96 1200 AM  
AVERAGE 98  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 56 1971  
2008  
2018  
MINIMUM TEMPERATURE (F) 27 3 1966  
 
SUNRISE AND SUNSET  
DECEMBER 27 2023......SUNRISE 715 AM EST SUNSET 431 PM EST  
DECEMBER 28 2023......SUNRISE 716 AM EST SUNSET 432 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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