130  
CDUS41 KOKX 222032  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
432 PM EDT THU MAY 22 2025  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 22 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 53 1201 PM 92 1992 70 -17 78  
MINIMUM 48 707 AM 37 2002 53 -5 59  
AVERAGE 51 61 -10 69  
 
PRECIPITATION (IN)  
TODAY 1.37R 1.09 2001 0.11 1.26 0.00  
MONTH TO DATE 3.76 2.24 1.52 2.86  
SINCE MAR 1 10.50 10.81 -0.31 15.85  
SINCE JAN 1 14.82 17.76 -2.94 25.57  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 14 5 9 0  
MONTH TO DATE 74 161 -87 141  
SINCE MAR 1 1047 1401 -354 1166  
SINCE JUL 1 4529 5120 -591 4505  
 
COOLING  
TODAY 0 1 -1 4  
MONTH TO DATE 12 9 3 5  
SINCE MAR 1 12 11 1 9  
SINCE JAN 1 12 11 1 9    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 14.9  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 900 AM  
LOWEST 83 200 PM  
AVERAGE 88  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 90 1992  
MINIMUM TEMPERATURE (F) 53 42 1968  
2006  
 
SUNRISE AND SUNSET  
MAY 22 2025...........SUNRISE 529 AM EDT SUNSET 810 PM EDT  
MAY 23 2025...........SUNRISE 528 AM EDT SUNSET 811 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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