Weather forecast for tomorrowSouthport, ME

Weather forecast for tomorrow

Monday Oct 19, 2026

  • 57°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphS 182°
  • Humidity: 66%
  • UV index: 3
  • Sunrise: 6:58 am EDT
  • Sunset: 5:48 pm EDT
  • ▼
On Monday, in Southport, open skies and radiant sunshine are also expected.
Predicted temperature values will span from a moderate 57.2°F down to an icy 41°F.
The high is anticipated to coincide with October's normal of 56.3°F.
Sunrise will be at 6:58 am and sunset at 5:48 pm; tomorrow's daylight will last for 10h and 50min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 57°C.
Coldest hour: 6 am 41°C.

Chance of precipitation

Highest chance: 9 pm 7%.

Hourly weather forecast

  • 12 am
  • 45°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 4mphS 185°
  • Humidity: 76%
  • Pressure: 30.53"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 45°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphSSW 193°
  • Humidity: 77%
  • Pressure: 30.53"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 43°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 5mphS 186°
  • Humidity: 84%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 41°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphSSW 206°
  • Humidity: 87%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 6:58 am
  • 8 am
  • 46°F
  • Feels like:
    46°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 2mphSSW 206°
  • Humidity: 78%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 54°F
  • Feels like:
    54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 3mphSSW 204°
  • Humidity: 66%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 55°F
  • Feels like:
    54°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphS 176°
  • Humidity: 60%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 57°F
  • Feels like:
    55°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphS 170°
  • Humidity: 57%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 55°F
  • Feels like:
    55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphSSE 162°
  • Humidity: 59%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
Sunset: 5:48 pm
  • 6 pm
  • 52°F
  • Feels like:
    52°F
Mostly Clear
Mostly Clear
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 1mphSSE 160°
  • Humidity: 73%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 46°F
  • Feels like:
    46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 0mphSE 139°
  • Humidity: 88%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 45°F
  • Feels like:
    45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 0mphENE 65°
  • Humidity: 95%
  • Pressure: 30.3"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
Tomorrow, on Monday, a combination of sun-filled and cloudy weather is forecasted.
The temperature will vary between a minimum of 39.2°F and a maximum of 57.2°F. The warmest part of the day will be at 2 pm and 3 pm.
The maximum temperature will be similar to October's average highest temperature of 56.3°F. The lowest temperature is expected to be also a couple of degrees lower than the average minimum in October, typically 45.5°F.
Updated: Oct 18, 2026 @ 11:26:44 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Monday, expect brilliant sunshine under mostly clear skies.

Tomorrow, the maximum temperature will be 57.2°F, while the minimum temperature will be 41°F.
The maximum temperature will be in line with the average highest temperature of 56.3°F in October. The lowest temperature will be a few degrees lower than the average low of 45.5°F.

On Monday, in Southport, sunrise will be at 6:58 am and sunset at 5:48 pm (EDT).

Tomorrow, the daylight will last for 10h and 50min.