600  
CDUS41 KOKX 240723  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
323 AM EDT MON MAR 24 2025  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR MARCH 23 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 47 436 PM 75 2012 50 -3 52  
MINIMUM 31 620 AM 15 2004 34 -3 35  
AVERAGE 39 42 -3 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.27 2024 0.15 -0.15 2.27  
MONTH TO DATE 3.12 3.39 -0.27 7.80  
SINCE MAR 1 3.12 3.39 -0.27 7.80  
SINCE JAN 1 7.44 10.34 -2.90 17.52  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.6 1992 0.2 -0.2 0.0  
2005  
2011  
MONTH TO DATE 0.0 5.4 -5.4 0.0  
SINCE MAR 1 0.0 5.4 -5.4 0.0  
SINCE JUL 1 11.7 30.1 -18.4 10.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 23 3 21  
MONTH TO DATE 491 605 -114 436  
SINCE MAR 1 491 605 -114 436  
SINCE JUL 1 3973 4324 -351 3775  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 65 1100 PM  
LOWEST 23 400 PM  
AVERAGE 44  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 67 2000  
MINIMUM TEMPERATURE (F) 34 19 1967  
 
SUNRISE AND SUNSET  
MARCH 24 2025.........SUNRISE 649 AM EDT SUNSET 709 PM EDT  
MARCH 25 2025.........SUNRISE 647 AM EDT SUNSET 710 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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