977  
CDUS41 KOKX 192032  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
432 PM EDT THU SEP 19 2024  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 19 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1963 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 84 254 PM 85 1983 74 10 74  
MINIMUM 67 633 AM 44 1990 58 9 56  
AVERAGE 76 66 10 65  
 
PRECIPITATION (IN)  
TODAY 0.00 1.61 1972 0.13 -0.13 0.00  
MONTH TO DATE 0.06 2.24 -2.18 2.81  
SINCE SEP 1 0.06 2.24 -2.18 2.81  
SINCE JAN 1 38.93 32.54 6.39 33.34  
 
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 0  
MONTH TO DATE 5 16 -11 3  
SINCE SEP 1 5 16 -11 3  
SINCE JUL 1 6 19 -13 3  
 
COOLING  
TODAY 11 3 8 0  
MONTH TO DATE 61 87 -26 158  
SINCE SEP 1 61 87 -26 158  
SINCE JAN 1 982 851 131 936    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 11.0  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 300 AM  
LOWEST 33 200 PM  
AVERAGE 60  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 87 1983  
MINIMUM TEMPERATURE (F) 58 38 1979  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2024.....SUNRISE 637 AM EDT SUNSET 654 PM EDT  
SEPTEMBER 20 2024.....SUNRISE 638 AM EDT SUNSET 652 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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