558  
CDUS41 KOKX 262039  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
439 PM EDT SAT APR 26 2025  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 26 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 61 259 PM 88 2009 62 -1 56  
MINIMUM 58 1056 AM 33 2024 45 13 33  
AVERAGE 60 54 6 45  
 
PRECIPITATION (IN)  
TODAY 0.36 1.97 1973 0.13 0.23 0.00  
MONTH TO DATE 1.79 3.54 -1.75 3.40  
SINCE MAR 1 6.55 8.05 -1.50 12.94  
SINCE JAN 1 10.87 15.00 -4.13 22.66  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.6 -0.6 0.0  
SINCE MAR 1 0.0 7.1 -7.1 0.0  
SINCE JUL 1 11.7 31.8 -20.1 10.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 5 12 -7 20  
MONTH TO DATE 338 417 -79 399  
SINCE MAR 1 952 1197 -245 990  
SINCE JUL 1 4434 4916 -482 4329  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 1  
SINCE MAR 1 0 0 0 1  
SINCE JAN 1 0 0 0 1    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 13.5  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 900 AM  
LOWEST 90 300 AM  
AVERAGE 95  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 81 1990  
MINIMUM TEMPERATURE (F) 45 32 2002  
 
SUNRISE AND SUNSET  
APRIL 26 2025.........SUNRISE 557 AM EDT SUNSET 744 PM EDT  
APRIL 27 2025.........SUNRISE 556 AM EDT SUNSET 745 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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