National Weather Service Forecast for: Portland ME
Issued by: National Weather Service Gray/Portland, ME
Updated: 12:26 pm EDT May 26, 2026
 
This
Afternoon
This Afternoon: Sunny, with a high near 75. South wind around 10 mph, with gusts as high as 20 mph.
Sunny
 Tonight

Tonight: Partly cloudy, with a low around 60. Southwest wind around 10 mph.
Partly Cloudy
 Wednesday

Wednesday: Partly sunny, with a high near 78. Northwest wind around 5 mph.
Partly Sunny
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 54. North wind around 5 mph.
Partly Cloudy
 Thursday

Thursday: Scattered showers. Partly sunny, with a high near 64. North wind 5 to 10 mph. Chance of precipitation is 40%.
Scattered
Showers
 Thursday
Night
Thursday Night: Mostly cloudy, with a low around 48.
Mostly Cloudy
 Friday

Friday: A 40 percent chance of showers after 8am. Partly sunny, with a high near 59.
Chance
Showers
 Friday
Night
Friday Night: Showers likely, mainly after 9pm. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Showers
Likely
 Saturday

Saturday: Showers likely, mainly before 11am. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Showers
Likely
Hi 75 °F Lo 60 °F Hi 78 °F Lo 54 °F Hi 64 °F Lo 48 °F Hi 59 °F Lo 47 °F Hi 57 °F

 

This Afternoon
 
 Sunny, with a high near 75. South wind around 10 mph, with gusts as high as 20 mph.
Tonight
 
 Partly cloudy, with a low around 60. Southwest wind around 10 mph.
Wednesday
 
 Partly sunny, with a high near 78. Northwest wind around 5 mph.
Wednesday Night
 
 Partly cloudy, with a low around 54. North wind around 5 mph.
Thursday
 
 Scattered showers. Partly sunny, with a high near 64. North wind 5 to 10 mph. Chance of precipitation is 40%.
Thursday Night
 
 Mostly cloudy, with a low around 48.
Friday
 
 A 40 percent chance of showers after 8am. Partly sunny, with a high near 59.
Friday Night
 
 Showers likely, mainly after 9pm. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Saturday
 
 Showers likely, mainly before 11am. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Saturday Night
 
 A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 46.
Sunday
 
 A 30 percent chance of showers. Mostly sunny, with a high near 65.
Sunday Night
 
 Partly cloudy, with a low around 49.
Monday
 
 A 30 percent chance of showers. Mostly sunny, with a high near 66.

 

Forecast from NOAA-NWS for Portland ME.