001  
CDUS41 KGYX 120804  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
403 AM EDT SAT SEP 12 2020  
 
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 11 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 73 335 PM 95 1983 72 1 85  
MINIMUM 55 1159 PM 35 1963 52 3 64  
AVERAGE 64 62 2 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 7.49 1954 0.12 -0.12 0.02  
MONTH TO DATE 0.19 1.17 -0.98 0.16  
SINCE SEP 1 0.19 1.17 -0.98 0.16  
SINCE JAN 1 26.01 30.91 -4.90 34.47  
 
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 1 4 -3 0  
MONTH TO DATE 2 34 -32 43  
SINCE SEP 1 2 34 -32 43  
SINCE JUL 1 17 79 -62 56  
 
COOLING  
YESTERDAY 0 1 -1 10  
MONTH TO DATE 40 18 22 14  
SINCE SEP 1 40 18 22 14  
SINCE JAN 1 663 346 317 450    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION N (10)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 10.0  
 
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 1200 AM  
LOWEST 38 300 PM  
AVERAGE 63  
   
......................................................
 
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 91 1961  
MINIMUM TEMPERATURE (F) 52 36 1958  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2020.....SUNRISE 618 AM EDT SUNSET 656 PM EDT  
SEPTEMBER 13 2020.....SUNRISE 619 AM EDT SUNSET 654 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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