775  
CDUS41 KOKX 140619  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
219 AM EDT TUE MAY 14 2024  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 13 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1963 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 64 251 PM 81 2023 68 -4 81  
MINIMUM 42 509 AM 37 2005 50 -8 60  
AVERAGE 53 59 -6 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.32 2017 0.09 -0.09 T  
MONTH TO DATE 1.40 1.36 0.04 0.16  
SINCE MAR 1 14.39 9.93 4.46 8.01  
SINCE JAN 1 24.11 16.88 7.23 14.60  
 
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 0.0 7.1 -7.1 1.6  
SINCE JUL 1 10.9 31.8 -20.9 5.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 7 5 0  
MONTH TO DATE 112 110 2 97  
SINCE MAR 1 1137 1350 -213 1166  
SINCE JUL 1 4476 5069 -593 4305  
 
COOLING  
YESTERDAY 0 0 0 6  
MONTH TO DATE 1 0 1 12  
SINCE MAR 1 5 2 3 24  
SINCE JAN 1 5 2 3 24    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 8.0  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 500 AM  
LOWEST 64 1100 AM  
AVERAGE 80  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 86 1991  
MINIMUM TEMPERATURE (F) 50 34 1987  
1996  
1998  
 
SUNRISE AND SUNSET  
MAY 14 2024...........SUNRISE 536 AM EDT SUNSET 802 PM EDT  
MAY 15 2024...........SUNRISE 535 AM EDT SUNSET 803 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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