566  
CDUS41 KOKX 120624  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
224 AM EDT THU JUN 12 2025  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JUNE 11 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 81 244 PM 93 1973 76 5 74  
MINIMUM 61 429 AM 43 1972 59 2 58  
AVERAGE 71 68 3 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.42 2000 0.15 -0.15 0.00  
MONTH TO DATE 0.65 1.64 -0.99 1.45  
SINCE JUN 1 0.65 1.64 -0.99 1.45  
SINCE JAN 1 16.38 20.44 -4.06 28.83  
 
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 11.7 31.8 -20.1 10.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 12 21 -9 0  
SINCE JUN 1 12 21 -9 0  
SINCE JUL 1 4580 5176 -596 4508  
 
COOLING  
YESTERDAY 6 4 2 1  
MONTH TO DATE 41 32 9 54  
SINCE JUN 1 41 32 9 54  
SINCE JAN 1 53 61 -8 96    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 41 200 PM  
AVERAGE 71  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 91 2017  
MINIMUM TEMPERATURE (F) 60 42 1972  
 
SUNRISE AND SUNSET  
JUNE 12 2025..........SUNRISE 520 AM EDT SUNSET 824 PM EDT  
JUNE 13 2025..........SUNRISE 520 AM EDT SUNSET 825 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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