705  
CDUS41 KOKX 280624  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
124 AM EST THU DEC 28 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR DECEMBER 27 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 50 1159 PM 62 1973 42 8 35  
2015  
2016  
MINIMUM 42 825 AM 8 1989 27 15 25  
AVERAGE 46 34 12 30  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 0.93 1969 0.14 -0.09 0.00  
MONTH TO DATE 5.52 4.16 1.36 3.93  
SINCE DEC 1 5.52 4.16 1.36 3.93  
SINCE JAN 1 47.15 45.44 1.71 39.12  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 19 30 -11 35  
MONTH TO DATE 618 740 -122 771  
SINCE DEC 1 618 740 -122 771  
SINCE JUL 1 1507 1679 -172 1563  
 
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 10 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 93 600 PM  
AVERAGE 97  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 56 1971  
2008  
2018  
MINIMUM TEMPERATURE (F) 27 3 1966  
 
SUNRISE AND SUNSET  
DECEMBER 28 2023......SUNRISE 716 AM EST SUNSET 432 PM EST  
DECEMBER 29 2023......SUNRISE 716 AM EST SUNSET 433 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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