078  
CDUS41 KOKX 140620  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
220 AM EDT SAT SEP 14 2024  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 13 2024  
 
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)  
YESTERDAY  
MAXIMUM 79 1046 AM 89 2005 76 3 80  
MINIMUM 57 604 AM 48 1973 60 -3 67  
AVERAGE 68 68 0 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.82 1971 0.11 -0.11 T  
MONTH TO DATE 0.06 1.47 -1.41 1.47  
SINCE SEP 1 0.06 1.47 -1.41 1.47  
SINCE JAN 1 38.93 31.77 7.16 32.00  
 
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 1 -1 0  
MONTH TO DATE 5 6 -1 0  
SINCE SEP 1 5 6 -1 0  
SINCE JUL 1 6 9 -3 0  
 
COOLING  
YESTERDAY 3 4 -1 9  
MONTH TO DATE 30 67 -37 151  
SINCE SEP 1 30 67 -37 151  
SINCE JAN 1 951 831 120 929    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 400 AM  
LOWEST 48 1100 AM  
AVERAGE 73  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 86 1976  
MINIMUM TEMPERATURE (F) 60 41 1975  
 
SUNRISE AND SUNSET  
SEPTEMBER 14 2024.....SUNRISE 633 AM EDT SUNSET 702 PM EDT  
SEPTEMBER 15 2024.....SUNRISE 633 AM EDT SUNSET 701 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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