418  
CDUS41 KOKX 012041  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
441 PM EDT FRI AUG 01 2025  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR AUGUST 1 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 74 204 PM 95 1999 83 -9 93  
2006  
MINIMUM 65 623 AM 58 1964 68 -3 72  
1966  
AVERAGE 70 75 -5 83  
 
PRECIPITATION (IN)  
TODAY 0.03 0.97 1970 0.14 -0.11 0.00  
MONTH TO DATE 0.03 0.14 -0.11 0.00  
SINCE JUN 1 7.55 7.40 0.15 4.99  
SINCE JAN 1 23.28 26.20 -2.92 32.37  
 
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 0.0  
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 18 31 -13 0  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
TODAY 5 10 -5 18  
MONTH TO DATE 5 10 -5 18  
SINCE JUN 1 674 474 200 614  
SINCE JAN 1 686 503 183 656    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 13.5  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 200 AM  
LOWEST 61 200 PM  
AVERAGE 77  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 100 1975  
MINIMUM TEMPERATURE (F) 68 55 1992  
 
SUNRISE AND SUNSET  
AUGUST 1 2025........SUNRISE 549 AM EDT SUNSET 808 PM EDT  
AUGUST 2 2025........SUNRISE 550 AM EDT SUNSET 807 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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