858  
CDUS41 KOKX 260619  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
219 AM EDT WED APR 26 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 25 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 57 1016 AM 76 1994 62 -5 59  
MINIMUM 41 1159 PM 30 1965 44 -3 42  
AVERAGE 49 53 -4 51  
 
PRECIPITATION (IN)  
YESTERDAY T 1.22 2010 0.14 -0.14 0.00  
MONTH TO DATE 1.63 3.41 -1.78 2.47  
SINCE MAR 1 5.46 7.92 -2.46 6.46  
SINCE JAN 1 12.05 14.87 -2.82 15.44  
 
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 16 12 4 14  
MONTH TO DATE 281 405 -124 372  
SINCE MAR 1 994 1185 -191 1066  
SINCE JUL 1 4133 4904 -771 4476  
 
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 12 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1200 AM  
LOWEST 50 1100 AM  
AVERAGE 70  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 88 2009  
MINIMUM TEMPERATURE (F) 45 34 1976  
2002  
 
SUNRISE AND SUNSET  
APRIL 26 2023.........SUNRISE 558 AM EDT SUNSET 743 PM EDT  
APRIL 27 2023.........SUNRISE 556 AM EDT SUNSET 744 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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