556  
CDUS41 KOKX 130623  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
223 AM EDT SUN JUL 13 2025  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JULY 12 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 81 140 PM 95 1966 83 -2 82  
MINIMUM 71 1040 PM 55 2002 67 4 73  
AVERAGE 76 75 1 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.26 2006 0.10 -0.10 0.12  
MONTH TO DATE 1.72 1.14 0.58 0.43  
SINCE JUN 1 3.60 5.14 -1.54 2.87  
SINCE JAN 1 19.33 23.94 -4.61 30.25  
 
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 11 10 1 13  
MONTH TO DATE 157 115 42 143  
SINCE JUN 1 397 267 130 361  
SINCE JAN 1 409 296 113 403    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 400 AM  
LOWEST 71 1100 AM  
AVERAGE 81  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 92 1966  
2017  
MINIMUM TEMPERATURE (F) 68 51 1973  
 
SUNRISE AND SUNSET  
JULY 13 2025..........SUNRISE 533 AM EDT SUNSET 824 PM EDT  
JULY 14 2025..........SUNRISE 533 AM EDT SUNSET 823 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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