335  
CDUS41 KGYX 160822  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
422 AM EDT SAT SEP 16 2023  
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 15 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 68 1:04 PM 90 1993 72 -4 67  
MINIMUM 54 5:57 AM 29 1963 53 1 46  
AVERAGE 61 62 -1 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.32 1904 0.12 -0.12 0.00  
MONTH TO DATE 1.66 1.72 -0.06 1.40  
SINCE SEP 1 1.66 1.72 -0.06 1.40  
SINCE JAN 1 40.62 32.07 8.55 26.81  
 
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 4 4 0 8  
MONTH TO DATE 10 42 -32 35  
SINCE SEP 1 10 42 -32 35  
SINCE JUL 1 29 68 -39 36  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 80 32 48 28  
SINCE SEP 1 80 32 48 28  
SINCE JAN 1 422 433 -11 542    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION N (0)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 12:00 AM  
LOWEST 52 1:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 90 1941  
MINIMUM TEMPERATURE (F) 52 28 1964  
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2023.....SUNRISE 6:21 AM EDT SUNSET 6:50 PM EDT  
SEPTEMBER 17 2023.....SUNRISE 6:23 AM EDT SUNSET 6:48 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab ME Page
The Nexlab NH Page Main Text Page