451  
CDUS41 KGYX 310803  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
403 AM EDT WED MAY 31 2023  
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR MAY 30 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 10:41 AM 86 2011 68 -2 82  
MINIMUM 42 4:35 AM 33 1964 50 -8 53  
AVERAGE 54 59 -5 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.40 1908 0.13 -0.13 0.00  
MONTH TO DATE 3.94 3.55 0.39 1.12  
SINCE MAR 1 12.27 12.04 0.23 9.18  
SINCE JAN 1 21.73 19.08 2.65 15.88  
 
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 MAR 1 14.0 16.4 -2.4 3.0  
SINCE JUL 1 56.5 68.7 -12.2 44.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 7 4 0  
MONTH TO DATE 303 319 -16 288  
SINCE MAR 1 1789 1888 -99 1783  
SINCE JUL 1 6126 6699 -573 6396  
 
COOLING  
YESTERDAY 0 1 -1 3  
MONTH TO DATE 6 7 -1 11  
SINCE MAR 1 6 8 -2 11  
SINCE JAN 1 6 8 -2 11    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 2:00 AM  
LOWEST 38 9:00 AM  
AVERAGE 68  
   
......................................................
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 94 1987  
MINIMUM TEMPERATURE (F) 50 31 1961  
 
SUNRISE AND SUNSET  
MAY 31 2023...........SUNRISE 5:03 AM EDT SUNSET 8:15 PM EDT  
JUNE 1 2023..........SUNRISE 5:03 AM EDT SUNSET 8:16 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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