947  
CDUS41 KOKX 202042  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
442 PM EDT THU JUL 20 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JULY 20 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 85 1149 AM 97 1991 83 2 95  
2019  
MINIMUM 69 340 AM 52 1996 68 1 73  
AVERAGE 77 76 1 84  
 
PRECIPITATION (IN)  
TODAY 0.00 0.83 1981 0.10 -0.10 0.00  
MONTH TO DATE 6.41 1.98 4.43 0.60  
SINCE JUN 1 8.31 5.98 2.33 3.41  
SINCE JAN 1 24.66 24.78 -0.12 23.11  
 
SNOWFALL (IN)  
TODAY 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 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 28 30 -2 10  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 12 10 2 19  
MONTH TO DATE 252 195 57 225  
SINCE JUN 1 362 347 15 363  
SINCE JAN 1 386 376 10 414    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 100 AM  
LOWEST 46 1100 AM  
AVERAGE 72  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 101 1991  
MINIMUM TEMPERATURE (F) 68 52 1974  
 
SUNRISE AND SUNSET  
JULY 20 2023..........SUNRISE 538 AM EDT SUNSET 819 PM EDT  
JULY 21 2023..........SUNRISE 539 AM EDT SUNSET 819 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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