419  
CDUS41 KOKX 222041  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
441 PM EDT TUE APR 22 2025  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR APRIL 22 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1963 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 72 219 PM 75 1985 61 11 59  
2007  
MINIMUM 53 602 AM 29 1975 43 10 35  
AVERAGE 63 52 11 47  
 
PRECIPITATION (IN)  
TODAY 0.03 2.66 2012 0.14 -0.11 0.00  
MONTH TO DATE 1.43 3.00 -1.57 3.34  
SINCE MAR 1 6.19 7.51 -1.32 12.88  
SINCE JAN 1 10.51 14.46 -3.95 22.60  
 
SNOWFALL (IN)  
TODAY 0.0 T 1972 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.6 -0.6 0.0  
SINCE MAR 1 0.0 7.1 -7.1 0.0  
SINCE JUL 1 11.7 31.8 -20.1 10.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 2 13 -11 18  
MONTH TO DATE 320 368 -48 331  
SINCE MAR 1 934 1148 -214 922  
SINCE JUL 1 4416 4867 -451 4261  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 1  
SINCE MAR 1 0 0 0 1  
SINCE JAN 1 0 0 0 1    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 300 AM  
LOWEST 59 100 PM  
AVERAGE 78  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 83 1973  
MINIMUM TEMPERATURE (F) 44 31 1982  
1989  
 
SUNRISE AND SUNSET  
APRIL 22 2025.........SUNRISE 603 AM EDT SUNSET 740 PM EDT  
APRIL 23 2025.........SUNRISE 601 AM EDT SUNSET 741 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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