469  
CDUS41 KOKX 140618  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
218 AM EDT MON AUG 14 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 13 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 88 351 PM 93 2016 82 6 81  
MINIMUM 68 258 AM 54 2006 67 1 63  
AVERAGE 78 74 4 72  
 
PRECIPITATION (IN)  
YESTERDAY 1.28 13.51 2014 0.14 1.14 0.00  
MONTH TO DATE 2.86 1.84 1.02 0.35  
SINCE JUN 1 11.95 9.10 2.85 4.43  
SINCE JAN 1 28.30 27.90 0.40 24.13  
 
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 JUN 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 JUN 1 28 31 -3 10  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
YESTERDAY 13 9 4 7  
MONTH TO DATE 120 127 -7 190  
SINCE JUN 1 611 591 20 711  
SINCE JAN 1 635 620 15 762    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 AM  
LOWEST 42 400 PM  
AVERAGE 71  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 97 2016  
MINIMUM TEMPERATURE (F) 66 50 1964  
 
SUNRISE AND SUNSET  
AUGUST 14 2023........SUNRISE 601 AM EDT SUNSET 752 PM EDT  
AUGUST 15 2023........SUNRISE 602 AM EDT SUNSET 751 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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