839  
CDUS41 KOKX 270621  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
221 AM EDT SAT MAY 27 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 26 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 72 500 PM 92 2010 71 1 67  
MINIMUM 48 427 AM 37 1992 54 -6 49  
AVERAGE 60 62 -2 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.85 2003 0.11 -0.11 0.03  
MONTH TO DATE 1.91 2.69 -0.78 3.99  
SINCE MAR 1 9.76 11.26 -1.50 10.47  
SINCE JAN 1 16.35 18.21 -1.86 19.45  
 
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 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 5 4 1 7  
MONTH TO DATE 171 178 -7 145  
SINCE MAR 1 1240 1418 -178 1279  
SINCE JUL 1 4379 5137 -758 4689  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 12 15 -3 29  
SINCE MAR 1 24 17 7 29  
SINCE JAN 1 24 17 7 29    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 400 AM  
LOWEST 24 200 PM  
AVERAGE 54  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 88 1975  
2014  
MINIMUM TEMPERATURE (F) 54 36 1968  
 
SUNRISE AND SUNSET  
MAY 27 2023...........SUNRISE 526 AM EDT SUNSET 814 PM EDT  
MAY 28 2023...........SUNRISE 525 AM EDT SUNSET 814 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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