368  
CDUS41 KOKX 182032  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
432 PM EDT WED JUN 18 2025  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JUNE 18 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 79 153 PM 89 2014 78 1 80  
MINIMUM 65 522 AM 50 1964 62 3 69  
1965  
AVERAGE 72 70 2 75  
 
PRECIPITATION (IN)  
TODAY 0.22 2.13 1967 0.13 0.09 0.00  
MONTH TO DATE 1.46 2.67 -1.21 1.90  
SINCE JUN 1 1.46 2.67 -1.21 1.90  
SINCE JAN 1 17.19 21.47 -4.28 29.28  
 
SNOWFALL (IN)  
TODAY 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 11.7 31.8 -20.1 10.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 18 27 -9 0  
SINCE JUN 1 18 27 -9 0  
SINCE JUL 1 4586 5182 -596 4508  
 
COOLING  
TODAY 7 6 1 10  
MONTH TO DATE 66 65 1 90  
SINCE JUN 1 66 65 1 90  
SINCE JAN 1 78 94 -16 132    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 76 200 PM  
AVERAGE 88  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 96 1994  
MINIMUM TEMPERATURE (F) 62 49 1986  
 
SUNRISE AND SUNSET  
JUNE 18 2025..........SUNRISE 521 AM EDT SUNSET 827 PM EDT  
JUNE 19 2025..........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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