238  
CDUS41 KGYX 210801  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
401 AM EDT THU MAY 21 2020  
 
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR MAY 20 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1941 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 63 1039 AM 86 1959 65 -2 75  
MINIMUM 40 435 AM 32 2002 45 -5 50  
1955  
AVERAGE 52 55 -3 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.31 1928 0.13 -0.13 0.14  
MONTH TO DATE 2.13 2.58 -0.45 2.25  
SINCE MAR 1 10.78 11.14 -0.36 10.13  
SINCE JAN 1 17.85 17.77 0.08 19.61  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1912 0.0 0.0 0.0  
MONTH TO DATE T 0.1 -0.1 0.0  
SINCE MAR 1 9.1 15.6 -6.5 14.9  
SINCE JUL 1 59.6 62.0 -2.4 66.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 10 3 2  
MONTH TO DATE 274 259 15 280  
SINCE MAR 1 1744 1865 -121 1898  
SINCE JUL 1 6324 6907 -583 6890  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 6.3  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 500 AM  
LOWEST 28 500 PM  
AVERAGE 51  
   
......................................................
 
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 91 2009  
MINIMUM TEMPERATURE (F) 46 33 1976  
 
 
SUNRISE AND SUNSET  
MAY 21 2020...........SUNRISE 510 AM EDT SUNSET 806 PM EDT  
MAY 22 2020...........SUNRISE 509 AM EDT SUNSET 807 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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