049  
CDUS41 KOKX 190621  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
221 AM EDT TUE MAR 19 2024  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR MARCH 18 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 50 248 PM 77 2011 48 2 53  
MINIMUM 37 1159 PM 0 1967 32 5 42  
AVERAGE 44 40 4 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.55 1980 0.16 -0.16 0.04  
MONTH TO DATE 5.51 2.64 2.87 3.32  
SINCE MAR 1 5.51 2.64 2.87 3.32  
SINCE JAN 1 15.23 9.59 5.64 9.91  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.0 1977 0.2 -0.2 0.0  
MONTH TO DATE 0.0 4.5 -4.5 1.6  
SINCE MAR 1 0.0 4.5 -4.5 1.6  
SINCE JUL 1 10.9 29.2 -18.3 5.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 25 -4 17  
MONTH TO DATE 308 486 -178 431  
SINCE MAR 1 308 486 -178 431  
SINCE JUL 1 3647 4205 -558 3570  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 12.2  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 300 AM  
LOWEST 29 500 PM  
AVERAGE 46  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 69 2010  
MINIMUM TEMPERATURE (F) 33 0 1967  
 
SUNRISE AND SUNSET  
MARCH 19 2024.........SUNRISE 657 AM EDT SUNSET 704 PM EDT  
MARCH 20 2024.........SUNRISE 655 AM EDT SUNSET 705 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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