108  
CDUS41 KGYX 300823  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
423 AM EDT SAT SEP 30 2023  
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 29 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 66 12:48 PM 85 1945 66 0 64  
MINIMUM 43 4:28 AM 27 1957 47 -4 44  
AVERAGE 55 56 -1 54  
 
PRECIPITATION (IN)  
YESTERDAY T 2.21 1907 0.15 -0.15 0.00  
MONTH TO DATE 4.91 3.62 1.29 4.20  
SINCE SEP 1 4.91 3.62 1.29 4.20  
SINCE JAN 1 43.87 33.97 9.90 29.61  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1904 0.0 0.0 0.0  
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 10 9 1 11  
MONTH TO DATE 91 138 -47 145  
SINCE SEP 1 91 138 -47 145  
SINCE JUL 1 110 164 -54 146  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 80 42 38 28  
SINCE SEP 1 80 42 38 28  
SINCE JAN 1 422 443 -21 542    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 1.5  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 52 1:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 85 1986  
MINIMUM TEMPERATURE (F) 47 23 1941  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2023.....SUNRISE 6:37 AM EDT SUNSET 6:24 PM EDT  
OCTOBER 1 2023.......SUNRISE 6:38 AM EDT SUNSET 6:23 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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