National Weather Service Forecast for: Topsham ME
Issued by: National Weather Service Gray/Portland, ME
Updated: 10:26 pm EDT Jun 18, 2026
 
Overnight

Overnight: Mostly clear, with a low around 58. Southwest wind around 10 mph, with gusts as high as 20 mph.
Mostly Clear

 Juneteenth

Juneteenth: Mostly sunny, with a high near 80. West wind 10 to 15 mph, with gusts as high as 25 mph.
Mostly Sunny

 Friday
Night
Friday Night: Mostly clear, with a low around 57. West wind 5 to 10 mph.
Mostly Clear

 Saturday

Saturday: Mostly sunny, with a high near 76. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Mostly Sunny

 Saturday
Night
Saturday Night: Mostly cloudy, with a low around 55. Northwest wind around 5 mph.
Mostly Cloudy

 Sunday

Sunday: A 40 percent chance of showers after 9am. Partly sunny, with a high near 75.
Chance
Showers
 Sunday
Night
Sunday Night: A 30 percent chance of showers before 9pm. Partly cloudy, with a low around 53.
Chance
Showers then
Partly Cloudy
 Monday

Monday: A 40 percent chance of showers after noon. Partly sunny, with a high near 75.
Mostly Sunny
then Chance
Showers
 Monday
Night
Monday Night: Showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.
Showers
Likely
Lo 58 °F Hi 80 °F Lo 57 °F Hi 76 °F Lo 55 °F Hi 75 °F Lo 53 °F Hi 75 °F Lo 54 °F

 

Overnight
 
 Mostly clear, with a low around 58. Southwest wind around 10 mph, with gusts as high as 20 mph.
Juneteenth
 
 Mostly sunny, with a high near 80. West wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
 
 Mostly clear, with a low around 57. West wind 5 to 10 mph.
Saturday
 
 Mostly sunny, with a high near 76. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
 
 Mostly cloudy, with a low around 55. Northwest wind around 5 mph.
Sunday
 
 A 40 percent chance of showers after 9am. Partly sunny, with a high near 75.
Sunday Night
 
 A 30 percent chance of showers before 9pm. Partly cloudy, with a low around 53.
Monday
 
 A 40 percent chance of showers after noon. Partly sunny, with a high near 75.
Monday Night
 
 Showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 70%.
Tuesday
 
 A 50 percent chance of showers before 4pm. Partly sunny, with a high near 77.
Tuesday Night
 
 Partly cloudy, with a low around 57.
Wednesday
 
 Mostly sunny, with a high near 80.
Wednesday Night
 
 Partly cloudy, with a low around 56.
Thursday
 
 Partly sunny, with a high near 76.

 

Forecast from NOAA-NWS for Topsham ME.