122  
CDUS41 KOKX 110621  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
221 AM EDT FRI AUG 11 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 10 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 80 926 AM 91 2009 82 -2 86  
MINIMUM 65 441 AM 51 1964 67 -2 74  
AVERAGE 73 74 -1 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.27 1.64 2012 0.14 0.13 0.00  
MONTH TO DATE 1.58 1.43 0.15 0.29  
SINCE JUN 1 10.67 8.69 1.98 4.37  
SINCE JAN 1 27.02 27.49 -0.47 24.07  
 
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 8 10 -2 15  
MONTH TO DATE 88 100 -12 156  
SINCE JUN 1 579 564 15 677  
SINCE JAN 1 603 593 10 728    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 700 PM  
LOWEST 63 1200 AM  
AVERAGE 82  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 93 2005  
MINIMUM TEMPERATURE (F) 67 49 1972  
 
SUNRISE AND SUNSET  
AUGUST 11 2023........SUNRISE 558 AM EDT SUNSET 756 PM EDT  
AUGUST 12 2023........SUNRISE 559 AM EDT SUNSET 755 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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