346  
CDUS41 KOKX 250626  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
226 AM EDT SAT JUL 25 2026  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JULY 24 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1963 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 119 PM 96 2010 83 -2 84  
MINIMUM 58 434 AM 57 1974 68 -10 71  
AVERAGE 70 76 -6 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.94 1983 0.11 -0.11 0.00  
MONTH TO DATE 5.30 2.42 2.88 2.60  
SINCE JUN 1 6.12 6.42 -0.30 4.48  
SINCE JAN 1 21.38 25.22 -3.84 20.21  
 
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 10 30 -20 18  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 5 10 -5 13  
MONTH TO DATE 247 237 10 312  
SINCE JUN 1 447 389 58 552  
SINCE JAN 1 502 418 84 564    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 600 AM  
LOWEST 39 200 PM  
AVERAGE 65  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 94 1987  
MINIMUM TEMPERATURE (F) 68 55 2002  
 
SUNRISE AND SUNSET  
JULY 25 2026..........SUNRISE 542 AM EDT SUNSET 815 PM EDT  
JULY 26 2026..........SUNRISE 543 AM EDT SUNSET 814 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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