872  
CDUS41 KOKX 210617  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
217 AM EDT MON OCT 21 2024  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR OCTOBER 20 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 76 1255 PM 77 2021 63 13 65  
MINIMUM 44 632 AM 30 1974 46 -2 57  
AVERAGE 60 54 6 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.90 1989 0.13 -0.13 0.88  
MONTH TO DATE 0.10 2.57 -2.47 1.61  
SINCE SEP 1 0.34 6.17 -5.83 8.39  
SINCE JAN 1 39.21 36.47 2.74 38.92  
 
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 SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 11 -6 4  
MONTH TO DATE 132 159 -27 116  
SINCE SEP 1 150 212 -62 160  
SINCE JUL 1 151 215 -64 160  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 3 10 -7 14  
SINCE SEP 1 83 118 -35 172  
SINCE JAN 1 1004 882 122 950    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1100 PM  
LOWEST 26 100 PM  
AVERAGE 63  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 76 1963  
2016  
2017  
MINIMUM TEMPERATURE (F) 45 29 1974  
 
SUNRISE AND SUNSET  
OCTOBER 21 2024.......SUNRISE 711 AM EDT SUNSET 602 PM EDT  
OCTOBER 22 2024.......SUNRISE 712 AM EDT SUNSET 601 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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