986  
CDUS41 KOKX 200623  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
123 AM EST MON NOV 20 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR NOVEMBER 19 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 56 146 PM 63 1985 52 4 41  
1999  
MINIMUM 30 627 AM 22 2014 37 -7 27  
2020  
AVERAGE 43 44 -1 34  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.46 1986 0.12 -0.12 0.00  
MONTH TO DATE 0.15 2.06 -1.91 1.42  
SINCE SEP 1 9.24 9.63 -0.39 9.66  
SINCE JAN 1 39.77 39.93 -0.16 34.11  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1986 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE SEP 1 0.0 0.2 -0.2 0.0  
SINCE JUL 1 0.0 0.2 -0.2 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22 20 2 31  
MONTH TO DATE 362 336 26 242  
SINCE SEP 1 610 690 -80 543  
SINCE JUL 1 610 693 -83 543  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 10  
SINCE SEP 1 177 121 56 163  
SINCE JAN 1 955 885 70 1136    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 400 AM  
LOWEST 34 100 PM  
AVERAGE 56  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 66 1985  
MINIMUM TEMPERATURE (F) 36 21 1986  
 
SUNRISE AND SUNSET  
NOVEMBER 20 2023......SUNRISE 645 AM EST SUNSET 431 PM EST  
NOVEMBER 21 2023......SUNRISE 646 AM EST SUNSET 430 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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