171  
CDUS41 KGYX 090817  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
417 AM EDT SAT SEP 09 2023  
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 8 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 83 1:21 PM 93 1960 74 9 70  
MINIMUM 68 11:59 PM 34 1955 55 13 49  
AVERAGE 76 64 12 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.33 1.69 1913 0.10 0.23 0.00  
MONTH TO DATE 0.33 0.89 -0.56 1.39  
SINCE SEP 1 0.33 0.89 -0.56 1.39  
SINCE JAN 1 39.29 31.24 8.05 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 5  
MONTH TO DATE 6 17 -11 26  
SINCE SEP 1 6 17 -11 26  
SINCE JUL 1 25 43 -18 27  
 
COOLING  
YESTERDAY 11 2 9 0  
MONTH TO DATE 57 20 37 2  
SINCE SEP 1 57 20 37 2  
SINCE JAN 1 399 421 -22 516    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 11:00 PM  
LOWEST 67 10:00 AM  
AVERAGE 84  
   
......................................................
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 93 2002  
MINIMUM TEMPERATURE (F) 55 37 1952  
 
SUNRISE AND SUNSET  
SEPTEMBER 9 2023.....SUNRISE 6:14 AM EDT SUNSET 7:03 PM EDT  
SEPTEMBER 10 2023.....SUNRISE 6:15 AM EDT SUNSET 7:01 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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