851  
CDUS41 KOKX 080620  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
220 AM EDT FRI SEP 08 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 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 92R 156 PM 92 1998 78 14 75  
MINIMUM 73 604 AM 46 1988 62 11 66  
AVERAGE 83 70 13 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.50 2011 0.11 -0.11 T  
MONTH TO DATE 0.00 0.79 -0.79 0.67  
SINCE SEP 1 0.00 0.79 -0.79 0.67  
SINCE JAN 1 30.53 31.09 -0.56 25.12  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 3 -3 0  
 
COOLING  
YESTERDAY 18 5 13 6  
MONTH TO DATE 78 40 38 58  
SINCE SEP 1 78 40 38 58  
SINCE JAN 1 856 804 52 1031    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 AM  
LOWEST 47 200 PM  
AVERAGE 74  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 91 2015  
MINIMUM TEMPERATURE (F) 62 47 1984  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2023.....SUNRISE 626 AM EDT SUNSET 714 PM EDT  
SEPTEMBER 9 2023.....SUNRISE 627 AM EDT SUNSET 712 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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