375  
CDUS41 KGYX 210802  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
402 AM EDT WED MAY 21 2025  
   
...............................  
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR MAY 20 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1941 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 54 11:32 AM 86 1959 65 -11 63  
MINIMUM 46 11:42 PM 32 1955 47 -1 52  
2002  
AVERAGE 50 56 -6 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.31 1928 0.11 -0.11 0.00  
MONTH TO DATE 4.65 2.34 2.31 1.12  
SINCE MAR 1 13.64 10.83 2.81 16.49  
SINCE JAN 1 18.80 17.87 0.93 25.08  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1912 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 5.5 16.4 -10.9 13.7  
SINCE JUL 1 54.1 68.7 -14.6 38.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 9 6 7  
MONTH TO DATE 225 239 -14 253  
SINCE MAR 1 1713 1808 -95 1698  
SINCE JUL 1 6488 6619 -131 6031  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 1 -1 0  
SINCE JAN 1 0 1 -1 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION N (0)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 10:00 PM  
LOWEST 68 7:00 AM  
AVERAGE 77  
   
......................................................  
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 91 2009  
MINIMUM TEMPERATURE (F) 47 33 1976  
 
SUNRISE AND SUNSET  
MAY 21 2025...........SUNRISE 5:10 AM EDT SUNSET 8:06 PM EDT  
MAY 22 2025...........SUNRISE 5:09 AM EDT SUNSET 8:07 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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