341  
CDUS41 KOKX 240617  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
217 AM EDT WED MAY 24 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 23 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 1050 AM 90 1992 70 -5 75  
MINIMUM 49 1159 PM 42 1968 53 -4 59  
2006  
AVERAGE 57 62 -5 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.31 1979 0.12 -0.12 0.00  
MONTH TO DATE 1.89 2.36 -0.47 3.96  
SINCE MAR 1 9.74 10.93 -1.19 10.44  
SINCE JAN 1 16.33 17.88 -1.55 19.42  
 
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 8 5 3 0  
MONTH TO DATE 152 166 -14 125  
SINCE MAR 1 1221 1406 -185 1259  
SINCE JUL 1 4360 5125 -765 4669  
 
COOLING  
YESTERDAY 0 1 -1 2  
MONTH TO DATE 12 10 2 29  
SINCE MAR 1 24 12 12 29  
SINCE JAN 1 24 12 12 29    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 500 AM  
LOWEST 31 400 PM  
AVERAGE 64  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 89 1975  
MINIMUM TEMPERATURE (F) 53 41 1965  
 
SUNRISE AND SUNSET  
MAY 24 2023...........SUNRISE 528 AM EDT SUNSET 811 PM EDT  
MAY 25 2023...........SUNRISE 527 AM EDT SUNSET 812 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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