285  
CDUS41 KGYX 230812  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
411 AM EDT WED SEP 23 2020  
 
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 22 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 67 1219 PM 89 1965 68 -1 80  
MINIMUM 39 343 AM 27 1962 48 -9 55  
AVERAGE 53 58 -5 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.21 1983 0.13 -0.13 0.00  
MONTH TO DATE 0.19 2.56 -2.37 0.16  
SINCE SEP 1 0.19 2.56 -2.37 0.16  
SINCE JAN 1 26.01 32.30 -6.29 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 12 8 4 0  
MONTH TO DATE 94 100 -6 110  
SINCE SEP 1 94 100 -6 110  
SINCE JUL 1 109 145 -36 123  
 
COOLING  
YESTERDAY 0 0 0 3  
MONTH TO DATE 42 27 15 23  
SINCE SEP 1 42 27 15 23  
SINCE JAN 1 665 355 310 459    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION N (340)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 10.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 300 AM  
LOWEST 29 100 PM  
AVERAGE 56  
   
......................................................
 
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 89 2019  
MINIMUM TEMPERATURE (F) 47 31 1955  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 23 2020.....SUNRISE 630 AM EDT SUNSET 636 PM EDT  
SEPTEMBER 24 2020.....SUNRISE 631 AM EDT SUNSET 634 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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