863  
CDUS41 KOKX 012047  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
447 PM EDT TUE APR 01 2025  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 1 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 55 257 PM 67 1999 53 2 55  
MINIMUM 43 745 AM 16 1969 37 6 40  
AVERAGE 49 45 4 48  
 
PRECIPITATION (IN)  
TODAY 0.17 1.78 1998 0.13 0.04 0.00  
MONTH TO DATE 0.17 0.13 0.04 0.00  
SINCE MAR 1 4.93 4.64 0.29 9.54  
SINCE JAN 1 9.25 11.59 -2.34 19.26  
 
SNOWFALL (IN)  
TODAY 0.0 2.0 1997 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 0.0 6.6 -6.6 0.0  
SINCE JUL 1 11.7 31.3 -19.6 10.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 16 20 -4 17  
MONTH TO DATE 16 20 -4 17  
SINCE MAR 1 630 800 -170 608  
SINCE JUL 1 4112 4519 -407 3947  
 
COOLING  
TODAY 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 28 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 14.3  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 32 300 PM  
AVERAGE 66  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 72 1967  
MINIMUM TEMPERATURE (F) 37 20 1964  
 
SUNRISE AND SUNSET  
APRIL 1 2025.........SUNRISE 635 AM EDT SUNSET 718 PM EDT  
APRIL 2 2025.........SUNRISE 634 AM EDT SUNSET 719 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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