480  
CDUS41 KOKX 200811  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
411 AM EDT SUN OCT 20 2024  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR OCTOBER 19 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 1236 PM 84 2016 63 6 65  
MINIMUM 41 538 AM 27 1974 46 -5 45  
1976  
AVERAGE 55 54 1 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.35 1996 0.14 -0.14 T  
MONTH TO DATE 0.10 2.44 -2.34 0.73  
SINCE SEP 1 0.34 6.04 -5.70 7.51  
SINCE JAN 1 39.21 36.34 2.87 38.04  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1972 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 10 11 -1 10  
MONTH TO DATE 127 148 -21 112  
SINCE SEP 1 145 201 -56 156  
SINCE JUL 1 146 204 -58 156  
 
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 10 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 700 AM  
LOWEST 35 1200 PM  
AVERAGE 64  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 77 2021  
MINIMUM TEMPERATURE (F) 46 30 1974  
 
SUNRISE AND SUNSET  
OCTOBER 20 2024.......SUNRISE 710 AM EDT SUNSET 604 PM EDT  
OCTOBER 21 2024.......SUNRISE 711 AM EDT SUNSET 602 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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