512  
CDUS41 KGYX 100802  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
402 AM EDT THU SEP 10 2020  
 
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 9 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1941 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 75 1241 PM 93 2002 73 2 68  
MINIMUM 65 744 AM 37 1952 53 12 46  
AVERAGE 70 63 7 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.12 1969 0.11 -0.11 0.00  
MONTH TO DATE 0.11 0.94 -0.83 0.14  
SINCE SEP 1 0.11 0.94 -0.83 0.14  
SINCE JAN 1 25.93 30.68 -4.75 34.45  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0  
2001  
2000  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 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  
YESTERDAY 0 4 -4 8  
MONTH TO DATE 1 26 -25 35  
SINCE SEP 1 1 26 -25 35  
SINCE JUL 1 16 71 -55 48  
 
COOLING  
YESTERDAY 5 1 4 0  
MONTH TO DATE 30 16 14 4  
SINCE SEP 1 30 16 14 4  
SINCE JAN 1 653 344 309 440    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (170)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 4.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 79 1200 PM  
AVERAGE 90  
   
......................................................
 
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 89 2002  
MINIMUM TEMPERATURE (F) 53 37 1953  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2020.....SUNRISE 616 AM EDT SUNSET 700 PM EDT  
SEPTEMBER 11 2020.....SUNRISE 617 AM EDT SUNSET 658 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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