317  
CDUS41 KGYX 172044  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
444 PM EDT THU SEP 17 2020  
 
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 17 2020
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 75 156 PM 88 1941 70 5 67  
MINIMUM 58 621 AM 30 1948 50 8 45  
AVERAGE 67 60 7 56  
 
PRECIPITATION (IN)  
TODAY 0.00 1.90 1875 0.13 -0.13 0.00  
MONTH TO DATE 0.19 1.93 -1.74 0.16  
SINCE SEP 1 0.19 1.93 -1.74 0.16  
SINCE JAN 1 26.01 31.67 -5.66 34.47  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 6 -6 9  
MONTH TO DATE 34 65 -31 82  
SINCE SEP 1 34 65 -31 82  
SINCE JUL 1 49 110 -61 95  
 
COOLING  
TODAY 2 1 1 0  
MONTH TO DATE 42 24 18 17  
SINCE SEP 1 42 24 18 17  
SINCE JAN 1 665 352 313 453    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 7.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 500 AM  
LOWEST 50 200 PM  
AVERAGE 72  
   
......................................................
 
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 90 1955  
MINIMUM TEMPERATURE (F) 50 32 1961  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2020.....SUNRISE 623 AM EDT SUNSET 647 PM EDT  
SEPTEMBER 18 2020.....SUNRISE 624 AM EDT SUNSET 645 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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