184  
CDUS41 KOKX 190619  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
219 AM EDT MON JUN 19 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JUNE 18 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 80 330 PM 89 2014 78 2 72  
MINIMUM 59 439 AM 50 1964 62 -3 53  
1965  
AVERAGE 70 70 0 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.13 1967 0.13 -0.13 0.09  
MONTH TO DATE 1.18 2.67 -1.49 1.48  
SINCE JUN 1 1.18 2.67 -1.49 1.48  
SINCE JAN 1 17.53 21.47 -3.94 21.18  
 
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 5.0 31.8 -26.8 37.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 2  
MONTH TO DATE 28 27 1 6  
SINCE JUN 1 28 27 1 6  
SINCE JUL 1 4424 5182 -758 4695  
 
COOLING  
YESTERDAY 5 6 -1 0  
MONTH TO DATE 43 65 -22 79  
SINCE JUN 1 43 65 -22 79  
SINCE JAN 1 67 94 -27 130    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 400 AM  
LOWEST 44 300 PM  
AVERAGE 64  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 96 1994  
MINIMUM TEMPERATURE (F) 62 49 1986  
 
SUNRISE AND SUNSET  
JUNE 19 2023..........SUNRISE 521 AM EDT SUNSET 827 PM EDT  
JUNE 20 2023..........SUNRISE 521 AM EDT SUNSET 827 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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