262  
CDUS41 KOKX 232048  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
448 PM EDT SAT SEP 23 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 23 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 62 259 PM 88 1970 72 -10 65  
1980  
MINIMUM 58 536 AM 40 1976 56 2 50  
AVERAGE 60 64 -4 58  
 
PRECIPITATION (IN)  
TODAY 0.22 1.69 1975 0.11 0.11 0.00  
MONTH TO DATE 3.03 2.72 0.31 2.22  
SINCE SEP 1 3.03 2.72 0.31 2.22  
SINCE JAN 1 33.56 33.02 0.54 26.67  
 
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 5 3 2 7  
MONTH TO DATE 13 26 -13 10  
SINCE SEP 1 13 26 -13 10  
SINCE JUL 1 13 29 -16 10  
 
COOLING  
TODAY 0 2 -2 0  
MONTH TO DATE 158 96 62 140  
SINCE SEP 1 158 96 62 140  
SINCE JAN 1 936 860 76 1113    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 15.0  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 900 AM  
LOWEST 72 1200 AM  
AVERAGE 84  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 89 2017  
MINIMUM TEMPERATURE (F) 56 38 1963  
 
SUNRISE AND SUNSET  
SEPTEMBER 23 2023.....SUNRISE 641 AM EDT SUNSET 648 PM EDT  
SEPTEMBER 24 2023.....SUNRISE 642 AM EDT SUNSET 647 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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