150  
CDUS41 KOKX 212054  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
454 PM EDT SUN JUL 21 2024  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JULY 21 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 86 244 PM 101 1991 83 3 81  
MINIMUM 71 546 AM 52 1974 68 3 71  
AVERAGE 79 76 3 76  
 
PRECIPITATION (IN)  
TODAY 0.00 2.69 1984 0.11 -0.11 0.04  
MONTH TO DATE 1.06 2.09 -1.03 6.45  
SINCE JUN 1 3.50 6.09 -2.59 8.35  
SINCE JAN 1 30.88 24.89 5.99 24.70  
 
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 JUN 1 0.0 0.0 0.0 T  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 30 -30 28  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 14 11 3 11  
MONTH TO DATE 267 206 61 263  
SINCE JUN 1 485 358 127 373  
SINCE JAN 1 527 387 140 397    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 500 AM  
LOWEST 57 1100 AM  
AVERAGE 70  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 100 2011  
MINIMUM TEMPERATURE (F) 68 53 1974  
 
SUNRISE AND SUNSET  
JULY 21 2024..........SUNRISE 539 AM EDT SUNSET 818 PM EDT  
JULY 22 2024..........SUNRISE 540 AM EDT SUNSET 817 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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