810  
CDUS41 KGYX 180803  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
403 AM EDT WED OCT 18 2023  
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR OCTOBER 17 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 57 12:39 PM 84 1947 59 -2 59  
MINIMUM 47 7:40 PM 26 1978 41 6 44  
AVERAGE 52 50 2 52  
 
PRECIPITATION (IN)  
YESTERDAY T 2.32 1890 0.18 -0.18 1.27  
MONTH TO DATE 0.61 2.85 -2.24 4.75  
SINCE SEP 1 5.52 6.62 -1.10 8.95  
SINCE JAN 1 44.48 36.97 7.51 34.36  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1929 0.0 0.0 0.0  
1970  
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 13 15 -2 13  
MONTH TO DATE 149 212 -63 225  
SINCE SEP 1 249 357 -108 387  
SINCE JUL 1 268 383 -115 388  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 80 43 37 28  
SINCE JAN 1 422 444 -22 542    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION N (360)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 3:00 AM  
LOWEST 72 1:00 PM  
AVERAGE 85  
   
......................................................
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 82 1947  
MINIMUM TEMPERATURE (F) 40 23 1978  
 
SUNRISE AND SUNSET  
OCTOBER 18 2023.......SUNRISE 6:59 AM EDT SUNSET 5:53 PM EDT  
OCTOBER 19 2023.......SUNRISE 7:00 AM EDT SUNSET 5:52 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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