What is today's weather forecast for Southport, ME?

Today's forecast for Southport shows a high of 42 degrees and a low of 33 degrees Fahrenheit. Mostly sunny, with a high near 42.

What is the 7-day weather forecast for Southport, ME?

The 7-day forecast for Southport shows highs from 41 to 48 degrees and lows from 28 to 37 degrees Fahrenheit. Expect precipitation on 2 days with chances of 20% or higher.

Will it rain in Southport, ME this week?

Yes, rain is possible in Southport this week. Precipitation chances: Tuesday (50% chance), Wednesday (50% chance).

How accurate is the Southport weather forecast?

WeatherForYou provides highly accurate Southport forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Southport, ME Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

38°F
Feels Like 38°F

Humidity 73% Dew Point 30°F Wind WNW 1 MPH Gusts 4 Barometer 30.25 in.768.3 mm

Solar Rad 408 w/m²

Report from a MADIS/MESONET weather station 0.4 miles NE of central Southport
at 11:45 AM Thu, Nov 20, 2025

Point Forecast at a Glance

ThuNov 20

FriNov 21

SatNov 22

SunNov 23

MonNov 24

TueNov 25

WedNov 26

50%

7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 41°F to 48°F. Some rain possible with at least 2 days showing precipitation chances of 20% or higher.

Climate Context

This week's forecast shows temperatures running 3°F below the historical average for November. Normal highs for this period are around 47°F with lows around 30°F.

This Date in Weather History

1869 - A second great windstorm in three days struck Vermont and New York blowing railroad trains off their tracks.

Southport, ME 7 Day Weather Forecast Details

Thursday Nov 20

Day: Mostly sunny, with a high near 42. Calm wind.

Night: Partly cloudy, with a low around 33. Calm wind.

Friday Nov 21

Day: Partly sunny, with a high near 47. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

Night: Mostly cloudy, with a low around 36. Southwest wind around 10 mph, with gusts as high as 20 mph.

Saturday Nov 22

Day: Mostly sunny, with a high near 43. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

Night: Mostly clear, with a low around 28.

Sunday Nov 23

Day: Mostly sunny, with a high near 41.

Night: Mostly cloudy, with a low around 34.

Monday Nov 24

Day: Mostly sunny, with a high near 45.

Night: Partly cloudy, with a low around 33.

Tuesday Nov 25

Day: Partly sunny, with a high near 44.

Night: A 50 percent chance of showers. Mostly cloudy, with a low around 37.

Wednesday Nov 26

Day: A 50 percent chance of showers. Mostly cloudy, with a high near 48.

About Southport, ME

Southport is a town and island in Lincoln County, Maine, United States. The population was 622 at the 2020 census. It includes the neighborhoods of Cozy Harbor, Newagen, Pine Cliff, West Southport, and the Capitol Island and Squirrel Island summer colonies. The majority of the town's residents live on its main island, Southport Island.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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