419  
CDUS41 KOKX 050625  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
225 AM EDT TUE SEP 05 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 4 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 90 1209 PM 92 2018 78 12 85  
MINIMUM 68 536 AM 49 1975 63 5 69  
AVERAGE 79 70 9 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.65 2012 0.12 -0.12 0.00  
MONTH TO DATE 0.00 0.47 -0.47 0.00  
SINCE SEP 1 0.00 0.47 -0.47 0.00  
SINCE JAN 1 30.53 30.77 -0.24 24.45  
 
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 14 6 8 12  
MONTH TO DATE 25 24 1 32  
SINCE SEP 1 25 24 1 32  
SINCE JAN 1 803 788 15 1005    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 3.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 100 AM  
LOWEST 47 1200 PM  
AVERAGE 72  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 90 1985  
MINIMUM TEMPERATURE (F) 63 49 1989  
1997  
2000  
 
SUNRISE AND SUNSET  
SEPTEMBER 5 2023.....SUNRISE 623 AM EDT SUNSET 719 PM EDT  
SEPTEMBER 6 2023.....SUNRISE 624 AM EDT SUNSET 717 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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