Portland weather live forecast

Today's maximum temperature in Portland is expected to be 9°C. Select a day from the live weather forecast for Portland, Maine, USA for more weather parameters.

  • Thursday
    27th Nov
    Sunshine and showers (0-2 mm of rainfall expected)
  • Friday
    28th Nov
    Scattered clouds
  • Saturday
    29th Nov
    Scattered clouds
  • Sunday
    30th Nov
    Mostly cloudy with rain (5-10 mm of rainfall expected)
  • Monday
    1st Dec
    Sunshine and showers (20-30 mm of rainfall expected)

5-day weather forecast updated at 04:00 on Thursday 27th November 2025 GMT

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The 5-day weather forecast for Maine (Portland) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Portland weather forecast by day

Below are the detailed weather forecasts for Portland for the next 5 days.

Portland weather for Thursday 27th November 2025

Expect sunshine and showers in Portland, Maine with a maximum temperature of 9°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 5% chance of some rain and a moderate breeze of 21 kph from the west.

  • 9°C maximum temperature9
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 5% chance of some rain5
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 6°C wind chill6
    °C wind chill
  • Moderate breeze of 21 kph from the West21
    kph wind from W

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Portland weather for Friday 28th November 2025

Expect scattered clouds in Portland, Maine with a maximum temperature of 5°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the west.

  • 5°C maximum temperature5
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 0°C wind chill0
    °C wind chill
  • Moderate breeze of 22 kph from the West22
    kph wind from W

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Portland weather for Saturday 29th November 2025

Expect scattered clouds in Portland, Maine with a maximum temperature of 3°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the west.

  • 3°C maximum temperature3
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -2°C wind chill-2
    °C wind chill
  • Moderate breeze of 23 kph from the West23
    kph wind from W

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Portland weather for Sunday 30th November 2025

Expect mostly cloudy with rain in Portland, Maine with a maximum temperature of 8°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 85% chance of some rain and a moderate breeze of 25 kph from the south.

  • 8°C maximum temperature8
    °C maximum temperature
  • -2°C minimum temperature-2
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 85% chance of some rain85
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 4°C wind chill4
    °C wind chill
  • Moderate breeze of 25 kph from the South25
    kph wind from S

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Portland weather for Monday 1st December 2025

Expect sunshine and showers in Portland, Maine with a maximum temperature of 8°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 31% chance of some rain and a moderate breeze of 24 kph from the west.

  • 8°C maximum temperature8
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 31% chance of some rain31
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 4°C wind chill4
    °C wind chill
  • Moderate breeze of 24 kph from the West24
    kph wind from W

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Metric (°C / mm)  |  Imperial (°F / inches)

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