297  
CDUS41 KOKX 040622  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
222 AM EDT SUN MAY 04 2025  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 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 72 311 PM 85 2001 65 7 59  
MINIMUM 57 457 AM 33 1966 47 10 49  
AVERAGE 65 56 9 54  
 
PRECIPITATION (IN)  
YESTERDAY T 1.73 1985 0.11 -0.11 0.00  
MONTH TO DATE 0.14 0.33 -0.19 T  
SINCE MAR 1 6.88 8.90 -2.02 12.99  
SINCE JAN 1 11.20 15.85 -4.65 22.71  
 
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 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  
YESTERDAY 0 10 -10 11  
MONTH TO DATE 8 30 -22 24  
SINCE MAR 1 981 1270 -289 1049  
SINCE JUL 1 4463 4989 -526 4388  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE MAR 1 1 2 -1 4  
SINCE JAN 1 1 2 -1 4    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 500 AM  
LOWEST 66 100 PM  
AVERAGE 81  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 91 2001  
MINIMUM TEMPERATURE (F) 47 35 1967  
 
SUNRISE AND SUNSET  
MAY 4 2025...........SUNRISE 547 AM EDT SUNSET 752 PM EDT  
MAY 5 2025...........SUNRISE 546 AM EDT SUNSET 753 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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