357  
CDUS41 KOKX 160642  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
242 AM EDT WED JUL 16 2025  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JULY 15 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1963 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 1144 AM 97 1995 83 -4 86  
MINIMUM 74 618 AM 56 1999 68 6 74  
2009  
AVERAGE 77 75 2 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.64 1.65 1992 0.10 0.54 0.03  
MONTH TO DATE 2.57 1.44 1.13 1.03  
SINCE JUN 1 4.45 5.44 -0.99 3.47  
SINCE JAN 1 20.18 24.24 -4.06 30.85  
 
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 18 30 -12 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 12 10 2 15  
MONTH TO DATE 195 145 50 185  
SINCE JUN 1 435 297 138 403  
SINCE JAN 1 447 326 121 445    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1100 AM  
LOWEST 87 100 PM  
AVERAGE 94  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 95 1983  
MINIMUM TEMPERATURE (F) 68 55 1966  
 
SUNRISE AND SUNSET  
JULY 16 2025..........SUNRISE 535 AM EDT SUNSET 822 PM EDT  
JULY 17 2025..........SUNRISE 536 AM EDT SUNSET 821 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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