Weather forecast for 10 daysBelfast, ME

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 55°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphWSW 238°
  • Humidity: 52%
  • UV index: 3
  • Sunrise: 6:55 am EDT
  • Sunset: 5:47 pm EDT
  • ▼
Tomorrow, on Sunday, conditions will remain bright with clear skies.
The maximum temperature will be a moderate 55.4°F, while the minimum predicted temperature is a wintry 37.4°F.
The temperature will be in line with October's average maximum of 55.8°F.
Sunrise will be at 6:55 am and sunset at 5:47 pm; tomorrow's daylight will last for 10h and 52min.

10-day overview

Daily temperatures

Warmest day: Monday 26.10. 64°C.
Coldest day: Friday 54°C.

Chance of precipitation

Highest chance: Monday 26.10. 24%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 28°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphWNW 286°
  • Humidity: 71%
  • UV index: 0
  • Sunrise: 6:53 am EDT
  • Sunset: 5:48 pm EDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 55°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphWSW 238°
  • Humidity: 52%
  • UV index: 3
  • Sunrise: 6:55 am EDT
  • Sunset: 5:47 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 59°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 9mphS 184°
  • Humidity: 69%
  • UV index: 3
  • Sunrise: 6:56 am EDT
  • Sunset: 5:45 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 63°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 12mphN 7°
  • Humidity: 63%
  • UV index: 3
  • Sunrise: 6:57 am EDT
  • Sunset: 5:43 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 55°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 9mphNNE 25°
  • Humidity: 65%
  • UV index: 3
  • Sunrise: 6:59 am EDT
  • Sunset: 5:42 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 59°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 12%
  • Precipitation: 0"
  • Wind: 9mphN 356°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:00 am EDT
  • Sunset: 5:40 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 54°F
  • 30°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 13mphN 3°
  • Humidity: 56%
  • UV index: 3
  • Sunrise: 7:01 am EDT
  • Sunset: 5:38 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 55°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphN 355°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:02 am EDT
  • Sunset: 5:37 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 61°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 8mphW 274°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 7:04 am EDT
  • Sunset: 5:35 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 64°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 8mphNW 309°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 7:05 am EDT
  • Sunset: 5:34 pm EDT
  • ▼
It is expected that primarily clear and occasionally dull weather is predicted.
Rainfall is not forecasted in Belfast in the upcoming days.
In the upcoming days, the highest temperature will vary between 53.6°F and 64.4°F, while the difference in minimum temperatures will be substantial, as the lowest temperatures will be recorded between 28.4°F and 41°F.
Next Monday will be the warmest day, with a maximum temperature of 64.4°F; expect the coldest day on Friday with a high of 53.6°F.
Updated: Oct 18, 2026 @ 03:39:16 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, skies are expected to be clear and full of sunshine.

Tomorrow, the highest temperature will be 55.4°F, while the lowest temperature will be 37.4°F.
The maximum temperature will be in line with the average highest temperature of 55.8°F in October. The lowest temperature will be moderately lower than the average low of 43.2°F.

On Sunday, in Belfast, sunrise will be at 6:55 am and sunset at 5:47 pm (EDT).

In Belfast, tomorrow, there will be 10h and 52min of daylight.