207  
CDUS41 KGYX 140804  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
404 AM EDT MON SEP 14 2020  
 
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 13 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 69 939 PM 86 1957 71 -2 65  
MINIMUM 45 401 AM 34 1954 52 -7 46  
AVERAGE 57 61 -4 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.82 1920 0.12 -0.12 0.00  
MONTH TO DATE 0.19 1.42 -1.23 0.16  
SINCE SEP 1 0.19 1.42 -1.23 0.16  
SINCE JAN 1 26.01 31.16 -5.15 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 8 5 3 9  
MONTH TO DATE 16 43 -27 59  
SINCE SEP 1 16 43 -27 59  
SINCE JUL 1 31 88 -57 72  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 40 20 20 14  
SINCE SEP 1 40 20 20 14  
SINCE JAN 1 663 348 315 450    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 8.1  
 
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 AM  
LOWEST 63 900 AM  
AVERAGE 78  
   
......................................................
 
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 88 1993  
MINIMUM TEMPERATURE (F) 51 28 1963  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 14 2020.....SUNRISE 620 AM EDT SUNSET 652 PM EDT  
SEPTEMBER 15 2020.....SUNRISE 621 AM EDT SUNSET 651 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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