014  
CDUS41 KOKX 190616  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE UPTON NY  
216 AM EDT FRI SEP 19 2008  
 
...................................  
   
..THE ISLIP NY CLIMATE SUMMARY FOR SEPTEMBER 18 2008  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1986 TO 2008  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 124 PM 81 2005 74 0 68  
1992  
MINIMUM 57 1159 PM 43 1990 56 1 48  
1986  
AVERAGE 66 65 1 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.85 2004 0.11 -0.11 0.00  
MONTH TO DATE 4.20 2.12 2.08 1.22  
SINCE SEP 1 4.20 2.12 2.08 1.22  
SINCE JAN 1 36.06 33.63 2.43 32.94  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM MM MM 0.0  
MONTH TO DATE 0.0 MM MM 0.0  
SINCE OCT 1 10.7 MM MM 9.0  
SINCE JUL 1 0.0 MM MM 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 7  
MONTH TO DATE 3 8 -5 28  
SINCE SEP 1 3 8 -5 28  
SINCE JUL 1 4 9 -5 38  
 
COOLING  
YESTERDAY 1 2 -1 0  
MONTH TO DATE 107 58 49 70  
SINCE SEP 1 107 58 49 70  
SINCE JAN 1 873 749 124 782    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 8.8  
 
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 300 AM  
LOWEST 38 200 PM  
AVERAGE 62  
 
..........................................................  
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 83 1985  
MINIMUM TEMPERATURE (F) 56 44 1990  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2008.....SUNRISE 637 AM EDT SUNSET 654 PM EDT  
SEPTEMBER 20 2008.....SUNRISE 638 AM EDT SUNSET 652 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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