110  
CDUS41 KOKX 100618  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
218 AM EDT WED MAY 10 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 9 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 65 1204 PM 83 1964 66 -1 68  
1993  
2000  
MINIMUM 47 1159 PM 34 2020 49 -2 44  
AVERAGE 56 58 -2 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.20 1998 0.10 -0.10 0.00  
MONTH TO DATE 0.16 0.97 -0.81 2.06  
SINCE MAR 1 8.01 9.54 -1.53 8.54  
SINCE JAN 1 14.60 16.49 -1.89 17.52  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1977 0.0 0.0 0.0  
2020  
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 9 8 1 9  
MONTH TO DATE 84 81 3 101  
SINCE MAR 1 1153 1321 -168 1235  
SINCE JUL 1 4292 5040 -748 4645  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE MAR 1 13 2 11 0  
SINCE JAN 1 13 2 11 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 1100 PM  
LOWEST 27 1200 PM  
AVERAGE 50  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 85 1970  
MINIMUM TEMPERATURE (F) 49 35 1983  
 
SUNRISE AND SUNSET  
MAY 10 2023...........SUNRISE 540 AM EDT SUNSET 758 PM EDT  
MAY 11 2023...........SUNRISE 539 AM EDT SUNSET 759 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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