406  
CDUS41 KOKX 200620  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
220 AM EDT TUE JUN 20 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JUNE 19 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 77 113 PM 96 1994 78 -1 73  
MINIMUM 62 1159 PM 49 1986 62 0 54  
AVERAGE 70 70 0 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.66 1967 0.13 -0.13 T  
MONTH TO DATE 1.18 2.80 -1.62 1.48  
SINCE JUN 1 1.18 2.80 -1.62 1.48  
SINCE JAN 1 17.53 21.60 -4.07 21.18  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 5.0 31.8 -26.8 37.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 1  
MONTH TO DATE 28 27 1 7  
SINCE JUN 1 28 27 1 7  
SINCE JUL 1 4424 5182 -758 4696  
 
COOLING  
YESTERDAY 5 6 -1 0  
MONTH TO DATE 48 71 -23 79  
SINCE JUN 1 48 71 -23 79  
SINCE JAN 1 72 100 -28 130    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 1000 PM  
LOWEST 59 300 PM  
AVERAGE 75  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 93 1995  
MINIMUM TEMPERATURE (F) 63 50 1970  
2005  
 
SUNRISE AND SUNSET  
JUNE 20 2023..........SUNRISE 521 AM EDT SUNSET 827 PM EDT  
JUNE 21 2023..........SUNRISE 521 AM EDT SUNSET 827 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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