National Weather Service Forecast for: South Berwick ME
Issued by: National Weather Service Gray/Portland, ME
Updated: 10:29 pm EDT Aug 10, 2025
 
Overnight

Overnight: Mostly clear, with a low around 62. Calm wind becoming southwest around 5 mph.
Mostly Clear

Monday

Monday: Sunny and hot, with a high near 92. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Hot

Monday
Night
Monday Night: Patchy fog after 4am.  Otherwise, mostly clear, with a low around 65. Calm wind.
Mostly Clear
then Patchy
Fog
Tuesday

Tuesday: Patchy fog before 8am.  Otherwise, sunny and hot, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
Patchy Fog
then Sunny
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 66. South wind around 5 mph becoming calm.
Mostly Clear

Wednesday

Wednesday: Mostly sunny and hot, with a high near 91.
Hot

Wednesday
Night
Wednesday Night: A 30 percent chance of showers before midnight.  Partly cloudy, with a low around 67.
Chance
Showers then
Partly Cloudy
Thursday

Thursday: A 30 percent chance of showers after 11am.  Mostly sunny, with a high near 88.
Chance
Showers
Thursday
Night
Thursday Night: Mostly clear, with a low around 59.
Mostly Clear

Lo 62 °F Hi 92 °F Lo 65 °F Hi 94 °F Lo 66 °F Hi 91 °F Lo 67 °F Hi 88 °F Lo 59 °F

Hazardous Weather Outlook
Heat Advisory
 

Overnight
 
Mostly clear, with a low around 62. Calm wind becoming southwest around 5 mph.
Monday
 
Sunny and hot, with a high near 92. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Monday Night
 
Patchy fog after 4am. Otherwise, mostly clear, with a low around 65. Calm wind.
Tuesday
 
Patchy fog before 8am. Otherwise, sunny and hot, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
 
Mostly clear, with a low around 66. South wind around 5 mph becoming calm.
Wednesday
 
Mostly sunny and hot, with a high near 91.
Wednesday Night
 
A 30 percent chance of showers before midnight. Partly cloudy, with a low around 67.
Thursday
 
A 30 percent chance of showers after 11am. Mostly sunny, with a high near 88.
Thursday Night
 
Mostly clear, with a low around 59.
Friday
 
Sunny, with a high near 80.
Friday Night
 
Mostly clear, with a low around 56.
Saturday
 
Sunny, with a high near 82.
Saturday Night
 
Mostly clear, with a low around 61.
Sunday
 
Mostly sunny and hot, with a high near 90.

 

Forecast from NOAA-NWS for South Berwick ME.