331  
CDUS41 KOKX 040619  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
219 AM EDT FRI APR 04 2025  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 3 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 61 1159 PM 80 1967 54 7 44  
MINIMUM 45 257 AM 23 2008 37 8 40  
AVERAGE 53 45 8 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.30 2.05 1982 0.14 0.16 1.32  
MONTH TO DATE 0.47 0.41 0.06 2.03  
SINCE MAR 1 5.23 4.92 0.31 11.57  
SINCE JAN 1 9.55 11.87 -2.32 21.29  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.2 2016 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE MAR 1 0.0 6.7 -6.7 0.0  
SINCE JUL 1 11.7 31.4 -19.7 10.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 20 -8 23  
MONTH TO DATE 53 60 -7 62  
SINCE MAR 1 667 840 -173 653  
SINCE JUL 1 4149 4559 -410 3992  
 
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 24 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 13.8  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 PM  
LOWEST 80 100 AM  
AVERAGE 90  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 75 2010  
MINIMUM TEMPERATURE (F) 37 26 1972  
1975  
 
SUNRISE AND SUNSET  
APRIL 4 2025.........SUNRISE 631 AM EDT SUNSET 721 PM EDT  
APRIL 5 2025.........SUNRISE 629 AM EDT SUNSET 722 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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