359  
CDUS41 KGYX 200817  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
417 AM EDT SAT MAY 20 2023  
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR MAY 19 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 60 2:23 PM 86 1949 65 -5 56  
MINIMUM 42 1:57 AM 28 1951 47 -5 44  
AVERAGE 51 56 -5 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.50 1901 0.12 -0.12 0.25  
MONTH TO DATE 1.36 2.23 -0.87 0.94  
SINCE MAR 1 9.69 10.72 -1.03 9.00  
SINCE JAN 1 19.15 17.76 1.39 15.70  
 
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 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 10 4 15  
MONTH TO DATE 205 230 -25 230  
SINCE MAR 1 1691 1799 -108 1725  
SINCE JUL 1 6028 6610 -582 6338  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 6  
SINCE MAR 1 0 1 -1 6  
SINCE JAN 1 0 1 -1 6    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 13.0  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 8:00 PM  
LOWEST 55 1:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 86 1959  
MINIMUM TEMPERATURE (F) 47 32 1955  
2002  
 
SUNRISE AND SUNSET  
MAY 20 2023...........SUNRISE 5:11 AM EDT SUNSET 8:05 PM EDT  
MAY 21 2023...........SUNRISE 5:11 AM EDT SUNSET 8:06 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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