413  
CDUS41 KOKX 060617  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
217 AM EDT TUE MAY 06 2025  
   
...............................  
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR MAY 5 2025  
 
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)  
YESTERDAY  
MAXIMUM 63 308 PM 84 2000 65 -2 54  
MINIMUM 58 1159 PM 36 1974 47 11 48  
1997  
2005  
AVERAGE 61 56 5 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.72 0.99 2019 0.12 0.60 0.28  
MONTH TO DATE 0.91 0.56 0.35 0.28  
SINCE MAR 1 7.65 9.13 -1.48 13.27  
SINCE JAN 1 11.97 16.08 -4.11 22.99  
 
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 0.0  
SINCE JUL 1 11.7 31.8 -20.1 10.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 9 -5 14  
MONTH TO DATE 13 48 -35 51  
SINCE MAR 1 986 1288 -302 1076  
SINCE JUL 1 4468 5007 -539 4415  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE MAR 1 1 2 -1 4  
SINCE JAN 1 1 2 -1 4    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 10.4  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 93 1000 PM  
AVERAGE 97  
   
......................................................  
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 88 1986  
MINIMUM TEMPERATURE (F) 48 35 1969  
 
SUNRISE AND SUNSET  
MAY 6 2025...........SUNRISE 544 AM EDT SUNSET 754 PM EDT  
MAY 7 2025...........SUNRISE 543 AM EDT SUNSET 755 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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