649  
CDUS41 KGYX 100825  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
425 AM EDT SUN SEP 10 2023  
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 9 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1941 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 11:53 AM 93 2002 74 10 78  
MINIMUM 65 5:13 AM 37 1952 55 10 50  
AVERAGE 75 64 11 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.12 1969 0.11 -0.11 0.00  
MONTH TO DATE 0.33 1.00 -0.67 1.39  
SINCE SEP 1 0.33 1.00 -0.67 1.39  
SINCE JAN 1 39.29 31.35 7.94 26.80  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2000 0.0 0.0 0.0  
2001  
2002  
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 3 -3 1  
MONTH TO DATE 6 20 -14 27  
SINCE SEP 1 6 20 -14 27  
SINCE JUL 1 25 46 -21 28  
 
COOLING  
YESTERDAY 10 2 8 0  
MONTH TO DATE 67 22 45 2  
SINCE SEP 1 67 22 45 2  
SINCE JAN 1 409 423 -14 516    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 65 11:00 AM  
AVERAGE 83  
   
......................................................
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 89 2002  
MINIMUM TEMPERATURE (F) 54 37 1953  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2023.....SUNRISE 6:15 AM EDT SUNSET 7:01 PM EDT  
SEPTEMBER 11 2023.....SUNRISE 6:16 AM EDT SUNSET 6:59 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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