768  
CDUS41 KGYX 140825  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
425 AM EDT THU SEP 14 2023  
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 13 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 73 3:40 PM 86 1957 72 1 71  
MINIMUM 64 12:52 AM 34 1954 53 11 63  
AVERAGE 69 63 6 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.16 2.82 1920 0.12 0.04 0.01  
MONTH TO DATE 1.66 1.47 0.19 1.40  
SINCE SEP 1 1.66 1.47 0.19 1.40  
SINCE JAN 1 40.62 31.82 8.80 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 0 4 -4 0  
MONTH TO DATE 6 34 -28 27  
SINCE SEP 1 6 34 -28 27  
SINCE JUL 1 25 60 -35 28  
 
COOLING  
YESTERDAY 4 2 2 2  
MONTH TO DATE 79 30 49 23  
SINCE SEP 1 79 30 49 23  
SINCE JAN 1 421 431 -10 537    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 87 4:00 PM  
AVERAGE 94  
   
......................................................
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 88 1993  
MINIMUM TEMPERATURE (F) 53 28 1963  
 
SUNRISE AND SUNSET  
SEPTEMBER 14 2023.....SUNRISE 6:19 AM EDT SUNSET 6:54 PM EDT  
SEPTEMBER 15 2023.....SUNRISE 6:20 AM EDT SUNSET 6:52 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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