235  
CDUS41 KOKX 300616  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
216 AM EDT SUN APR 30 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 29 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 52 1159 PM 85 2017 63 -11 62  
MINIMUM 49 414 AM 32 1968 46 3 38  
AVERAGE 51 54 -3 50  
 
PRECIPITATION (IN)  
YESTERDAY 1.77R 0.67 1989 0.13 1.64 0.00  
MONTH TO DATE 3.52 3.93 -0.41 2.49  
SINCE MAR 1 7.35 8.44 -1.09 6.48  
SINCE JAN 1 13.94 15.39 -1.45 15.46  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 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 14 11 3 15  
MONTH TO DATE 346 450 -104 429  
SINCE MAR 1 1059 1230 -171 1123  
SINCE JUL 1 4198 4949 -751 4533  
 
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 28 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 17.9  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 900 PM  
LOWEST 92 800 AM  
AVERAGE 96  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 79 2007  
MINIMUM TEMPERATURE (F) 46 33 1992  
 
SUNRISE AND SUNSET  
APRIL 30 2023.........SUNRISE 552 AM EDT SUNSET 747 PM EDT  
MAY 1 2023...........SUNRISE 551 AM EDT SUNSET 748 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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