National Weather Service Forecast for: Brunswick ME
Issued by: National Weather Service Gray/Portland, ME
Updated: 5:30 am EDT Jun 22, 2026
 
Today

Today: Patchy fog before 9am.  Otherwise, partly sunny, with a high near 74. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Patchy Fog
then Mostly
Cloudy
Tonight

Tonight: Scattered showers before 8pm, then rain between 8pm and 11pm, then rain and possibly a thunderstorm after 11pm.  Low around 54. South wind 5 to 10 mph becoming east in the evening.  Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Showers

Tuesday

Tuesday: Showers likely before 11am, then rain between 11am and noon, then scattered showers after noon.  High near 75. South wind 5 to 10 mph becoming north in the morning.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Rain then
Scattered
Showers
Tuesday
Night
Tuesday Night: Patchy fog between 9pm and midnight.  Otherwise, partly cloudy, with a low around 57. Calm wind becoming northwest around 5 mph.
Patchy Fog
then Mostly
Clear
Wednesday

Wednesday: Sunny, with a high near 77. West wind 5 to 10 mph.
Sunny

Wednesday
Night
Wednesday Night: Mostly clear, with a low around 57.
Mostly Clear

Thursday

Thursday: Mostly sunny, with a high near 79.
Mostly Sunny

Thursday
Night
Thursday Night: A 50 percent chance of showers after midnight.  Mostly cloudy, with a low around 57.
Mostly Cloudy
then Chance
Showers
Friday

Friday: Showers likely, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Showers
Likely
Hi 74 °F Lo 54 °F Hi 75 °F Lo 57 °F Hi 77 °F Lo 57 °F Hi 79 °F Lo 57 °F Hi 75 °F

 

Today
 
Patchy fog before 9am. Otherwise, partly sunny, with a high near 74. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Tonight
 
Scattered showers before 8pm, then rain between 8pm and 11pm, then rain and possibly a thunderstorm after 11pm. Low around 54. South wind 5 to 10 mph becoming east in the evening. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tuesday
 
Showers likely before 11am, then rain between 11am and noon, then scattered showers after noon. High near 75. South wind 5 to 10 mph becoming north in the morning. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
 
Patchy fog between 9pm and midnight. Otherwise, partly cloudy, with a low around 57. Calm wind becoming northwest around 5 mph.
Wednesday
 
Sunny, with a high near 77. West wind 5 to 10 mph.
Wednesday Night
 
Mostly clear, with a low around 57.
Thursday
 
Mostly sunny, with a high near 79.
Thursday Night
 
A 50 percent chance of showers after midnight. Mostly cloudy, with a low around 57.
Friday
 
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Friday Night
 
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Saturday
 
Mostly sunny, with a high near 81.
Saturday Night
 
Partly cloudy, with a low around 60.
Sunday
 
A 30 percent chance of showers. Mostly sunny, with a high near 82.

 

Forecast from NOAA-NWS for Brunswick ME.