093  
CDUS41 KOKX 242044  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
444 PM EDT FRI SEP 24 2021  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 24 2021
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1963 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 72 252 PM 89 2017 72 0 76  
MINIMUM 57 803 AM 38 1963 56 1 53  
AVERAGE 65 64 1 65  
 
PRECIPITATION (IN)  
TODAY 1.23R 1.05 1996 0.12 1.11 0.00  
MONTH TO DATE 5.14 2.84 2.30 3.43  
SINCE SEP 1 5.14 2.84 2.30 3.43  
SINCE JAN 1 37.43 33.14 4.29 28.95  
 
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 SEP 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 3 -3 0  
MONTH TO DATE 0 29 -29 53  
SINCE SEP 1 0 29 -29 53  
SINCE JUL 1 3 32 -29 53  
 
COOLING  
TODAY 0 2 -2 0  
MONTH TO DATE 144 98 46 97  
SINCE SEP 1 144 98 46 97  
SINCE JAN 1 1022 862 160 1027    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 55 200 PM  
AVERAGE 78  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 87 2010  
MINIMUM TEMPERATURE (F) 56 38 1963  
 
SUNRISE AND SUNSET  
SEPTEMBER 24 2021.....SUNRISE 642 AM EDT SUNSET 646 PM EDT  
SEPTEMBER 25 2021.....SUNRISE 643 AM EDT SUNSET 644 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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