915  
CDUS41 KOKX 220616  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
216 AM EDT WED MAY 22 2024  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 21 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1963 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 69 414 PM 90 1996 70 -1 71  
2022  
MINIMUM 53 336 AM 39 2002 52 1 56  
2020  
AVERAGE 61 61 0 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.90 1985 0.10 -0.10 T  
MONTH TO DATE 2.86 2.13 0.73 1.89  
SINCE MAR 1 15.85 10.70 5.15 9.74  
SINCE JAN 1 25.57 17.65 7.92 16.33  
 
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 1.6  
SINCE JUL 1 10.9 31.8 -20.9 5.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 5 -1 1  
MONTH TO DATE 141 156 -15 143  
SINCE MAR 1 1166 1396 -230 1212  
SINCE JUL 1 4505 5115 -610 4351  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 1 8 -7 12  
SINCE MAR 1 5 10 -5 24  
SINCE JAN 1 5 10 -5 24    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 AM  
LOWEST 73 200 PM  
AVERAGE 87  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 92 1992  
MINIMUM TEMPERATURE (F) 53 37 2002  
 
SUNRISE AND SUNSET  
MAY 22 2024...........SUNRISE 529 AM EDT SUNSET 810 PM EDT  
MAY 23 2024...........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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