440  
CDUS41 KOKX 240617  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
217 AM EDT MON APR 24 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 23 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1963 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 67 155 PM 83 1973 61 6 60  
MINIMUM 49 1056 PM 31 1982 44 5 42  
1989  
AVERAGE 58 52 6 51  
 
PRECIPITATION (IN)  
YESTERDAY 1.02 4.63 2006 0.14 0.88 0.02  
MONTH TO DATE 1.63 3.14 -1.51 2.47  
SINCE MAR 1 5.46 7.65 -2.19 6.46  
SINCE JAN 1 12.05 14.60 -2.55 15.44  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2020 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.6 -0.6 0.0  
SINCE MAR 1 1.6 7.1 -5.5 1.6  
SINCE JUL 1 5.0 31.8 -26.8 37.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 13 -6 14  
MONTH TO DATE 251 381 -130 344  
SINCE MAR 1 964 1161 -197 1038  
SINCE JUL 1 4103 4880 -777 4448  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 12 0 12 0  
SINCE MAR 1 12 0 12 0  
SINCE JAN 1 12 0 12 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 9.8  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 59 200 PM  
AVERAGE 80  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 77 2008  
MINIMUM TEMPERATURE (F) 44 32 2002  
 
SUNRISE AND SUNSET  
APRIL 24 2023.........SUNRISE 601 AM EDT SUNSET 741 PM EDT  
APRIL 25 2023.........SUNRISE 559 AM EDT SUNSET 742 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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