133  
CDUS41 KOKX 280619  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
219 AM EDT MON AUG 28 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 27 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 84 250 PM 94 2021 80 4 90  
MINIMUM 67 544 AM 52 1989 65 2 71  
AVERAGE 76 72 4 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.19 2006 0.14 -0.14 0.00  
MONTH TO DATE 4.95 3.78 1.17 0.67  
SINCE JUN 1 14.04 11.04 3.00 4.75  
SINCE JAN 1 30.39 29.84 0.55 24.45  
 
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 11 7 4 16  
MONTH TO DATE 235 244 -9 351  
SINCE JUN 1 726 708 18 872  
SINCE JAN 1 750 737 13 923    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 800 PM  
LOWEST 48 300 PM  
AVERAGE 71  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 95 1973  
MINIMUM TEMPERATURE (F) 64 49 1986  
 
SUNRISE AND SUNSET  
AUGUST 28 2023........SUNRISE 615 AM EDT SUNSET 731 PM EDT  
AUGUST 29 2023........SUNRISE 616 AM EDT SUNSET 730 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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