National Weather Service Forecast for: Portland ME
Issued by: National Weather Service Gray/Portland, ME
Updated: 6:26 pm EDT Jul 16, 2026
 
Tonight

Tonight: Mostly clear, with a low around 60. West wind 5 to 10 mph.
Mostly Clear

Friday

Friday: Sunny, with a high near 76. Northwest wind 5 to 10 mph.
Sunny

Friday
Night
Friday Night: Increasing clouds, with a low around 60. Northwest wind around 5 mph becoming calm  in the evening.
Increasing
Clouds
Saturday

Saturday: A 40 percent chance of showers after 2pm.  Partly sunny, with a high near 76. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Partly Sunny
then Chance
Showers
Saturday
Night
Saturday Night: Showers, mainly before 2am.  Low around 65. South wind 10 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%.
Showers

Sunday

Sunday: A 30 percent chance of showers before 7am.  Sunny, with a high near 81.
Chance
Showers then
Sunny
Sunday
Night
Sunday Night: Clear, with a low around 60.
Clear

Monday

Monday: Sunny, with a high near 79.
Sunny

Monday
Night
Monday Night: Partly cloudy, with a low around 62.
Partly Cloudy

Lo 60 °F Hi 76 °F Lo 60 °F Hi 76 °F Lo 65 °F Hi 81 °F Lo 60 °F Hi 79 °F Lo 62 °F

Coastal Flood Statement
 

Tonight
 
Mostly clear, with a low around 60. West wind 5 to 10 mph.
Friday
 
Sunny, with a high near 76. Northwest wind 5 to 10 mph.
Friday Night
 
Increasing clouds, with a low around 60. Northwest wind around 5 mph becoming calm in the evening.
Saturday
 
A 40 percent chance of showers after 2pm. Partly sunny, with a high near 76. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Saturday Night
 
Showers, mainly before 2am. Low around 65. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Sunday
 
A 30 percent chance of showers before 7am. Sunny, with a high near 81.
Sunday Night
 
Clear, with a low around 60.
Monday
 
Sunny, with a high near 79.
Monday Night
 
Partly cloudy, with a low around 62.
Tuesday
 
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 78.
Tuesday Night
 
Showers likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Wednesday
 
Showers likely. Partly sunny, with a high near 80. Chance of precipitation is 60%.
Wednesday Night
 
Showers likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Thursday
 
Mostly sunny, with a high near 81.

 

Forecast from NOAA-NWS for Portland ME.