162  
CDUS41 KOKX 162034  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
434 PM EDT SAT SEP 16 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 16 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 74 229 PM 88 1998 75 -1 75  
MINIMUM 60 605 AM 44 1964 59 1 50  
AVERAGE 67 67 0 63  
 
PRECIPITATION (IN)  
TODAY 0.00 2.26 1999 0.13 -0.13 0.00  
MONTH TO DATE 1.47 1.85 -0.38 1.50  
SINCE SEP 1 1.47 1.85 -0.38 1.50  
SINCE JAN 1 32.00 32.15 -0.15 25.95  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 2 -2 2  
MONTH TO DATE 0 10 -10 3  
SINCE SEP 1 0 10 -10 3  
SINCE JUL 1 0 13 -13 3  
 
COOLING  
TODAY 2 3 -1 0  
MONTH TO DATE 159 78 81 107  
SINCE SEP 1 159 78 81 107  
SINCE JAN 1 937 842 95 1080    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 12.7  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 500 AM  
LOWEST 41 200 PM  
AVERAGE 57  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 87 1991  
MINIMUM TEMPERATURE (F) 59 45 1986  
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2023.....SUNRISE 634 AM EDT SUNSET 700 PM EDT  
SEPTEMBER 17 2023.....SUNRISE 635 AM EDT SUNSET 658 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab NY Page
The Nexlab NJ Page
The Nexlab CT Page Main Text Page