815  
CDUS41 KOKX 190622  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
222 AM EDT WED JUL 19 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JULY 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 83 104 PM 98 1999 83 0 81  
MINIMUM 71 255 PM 58 1971 68 3 75  
AVERAGE 77 76 1 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.41 3.34 2007 0.11 0.30 0.08  
MONTH TO DATE 6.41 1.77 4.64 0.60  
SINCE JUN 1 8.31 5.77 2.54 3.41  
SINCE JAN 1 24.66 24.57 0.09 23.11  
 
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 30 -2 10  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 12 10 2 13  
MONTH TO DATE 230 175 55 188  
SINCE JUN 1 340 327 13 326  
SINCE JAN 1 364 356 8 377    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 76 200 PM  
AVERAGE 88  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 95 1977  
MINIMUM TEMPERATURE (F) 68 57 2000  
 
SUNRISE AND SUNSET  
JULY 19 2023..........SUNRISE 537 AM EDT SUNSET 820 PM EDT  
JULY 20 2023..........SUNRISE 538 AM EDT SUNSET 819 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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