770  
CDUS41 KGYX 100810  
CLIPWM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAY ME  
410 AM EDT SAT MAY 10 2025  
   
...............................
 
 
   
..THE PORTLAND ME CLIMATE SUMMARY FOR MAY 9 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 55 1:00 AM 92 1979 62 -7 58  
MINIMUM 45 10:22 PM 23 1956 43 2 40  
AVERAGE 50 53 -3 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.19 1.80 1954 0.11 0.08 0.00  
MONTH TO DATE 2.03 1.12 0.91 0.85  
SINCE MAR 1 11.02 9.61 1.41 16.22  
SINCE JAN 1 16.18 16.65 -0.47 24.81  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.6 1966 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 12 3 16  
MONTH TO DATE 116 122 -6 132  
SINCE MAR 1 1604 1691 -87 1577  
SINCE JUL 1 6379 6502 -123 5910  
 
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 13 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 13.8  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 2:00 AM  
LOWEST 89 12:00 AM  
AVERAGE 95  
   
......................................................
 
 
THE PORTLAND ME CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 88 1979  
MINIMUM TEMPERATURE (F) 44 24 1947  
 
SUNRISE AND SUNSET  
MAY 10 2025...........SUNRISE 5:22 AM EDT SUNSET 7:54 PM EDT  
MAY 11 2025...........SUNRISE 5:20 AM EDT SUNSET 7:56 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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