315  
CDUS41 KOKX 200626  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
126 AM EST TUE FEB 20 2024  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR FEBRUARY 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 38 319 PM 65 2017 42 -4 48  
MINIMUM 24 1155 PM 5 1967 26 -2 32  
AVERAGE 31 34 -3 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.15 1972 0.12 -0.12 0.00  
MONTH TO DATE 1.21 2.14 -0.93 0.63  
SINCE DEC 1 17.09 10.51 6.58 10.02  
SINCE JAN 1 8.53 5.80 2.73 5.60  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.8 1979 0.4 -0.4 0.0  
MONTH TO DATE 7.8 6.9 0.9 0.3  
SINCE DEC 1 10.9 21.7 -10.8 0.7  
SINCE JUL 1 10.9 22.2 -11.3 0.7  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 31 3 25  
MONTH TO DATE 551 618 -67 498  
SINCE DEC 1 2170 2509 -339 2097  
SINCE JUL 1 3059 3448 -389 2889  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 700 AM  
LOWEST 38 600 PM  
AVERAGE 53  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 64 2018  
MINIMUM TEMPERATURE (F) 26 2 2015  
 
SUNRISE AND SUNSET  
FEBRUARY 20 2024......SUNRISE 640 AM EST SUNSET 533 PM EST  
FEBRUARY 21 2024......SUNRISE 639 AM EST SUNSET 534 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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