579  
CDUS41 KOKX 202132  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
432 PM EST MON NOV 20 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR NOVEMBER 20 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 44 331 PM 66 1985 52 -8 39  
MINIMUM 34 649 AM 21 1986 36 -2 27  
AVERAGE 39 44 -5 33  
 
PRECIPITATION (IN)  
TODAY 0.00 2.63 1988 0.11 -0.11 0.00  
MONTH TO DATE 0.15 2.17 -2.02 1.42  
SINCE SEP 1 9.24 9.74 -0.50 9.66  
SINCE JAN 1 39.77 40.04 -0.27 34.11  
 
SNOWFALL (IN)  
TODAY 0.0 T 2017 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  
TODAY 26 21 5 32  
MONTH TO DATE 388 357 31 274  
SINCE SEP 1 636 711 -75 575  
SINCE JUL 1 636 714 -78 575  
 
COOLING  
TODAY 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 18 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 61 400 AM  
LOWEST 32 300 PM  
AVERAGE 47  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 65 1991  
2020  
MINIMUM TEMPERATURE (F) 36 18 1987  
 
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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