673  
CDUS41 KOKX 120620  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
220 AM EDT FRI APR 12 2024  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 11 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 59 844 PM 71 2023 57 2 71  
MINIMUM 49 640 AM 26 2007 40 9 38  
2018  
AVERAGE 54 48 6 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.33 0.92 2009 0.14 0.19 0.00  
MONTH TO DATE 2.49 1.50 0.99 0.59  
SINCE MAR 1 12.03 6.01 6.02 4.42  
SINCE JAN 1 21.75 12.96 8.79 11.01  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1999 0.0 0.0 0.0  
2000  
MONTH TO DATE 0.0 0.4 -0.4 0.0  
SINCE MAR 1 0.0 6.9 -6.9 1.6  
SINCE JUL 1 10.9 31.6 -20.7 5.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 17 -6 10  
MONTH TO DATE 189 205 -16 170  
SINCE MAR 1 780 985 -205 883  
SINCE JUL 1 4119 4704 -585 4022  
 
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 29 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 11.2  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 80 1200 PM  
AVERAGE 90  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 87 1977  
MINIMUM TEMPERATURE (F) 40 27 1976  
 
SUNRISE AND SUNSET  
APRIL 12 2024.........SUNRISE 617 AM EDT SUNSET 729 PM EDT  
APRIL 13 2024.........SUNRISE 616 AM EDT SUNSET 730 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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