Bar Harbor weather live forecast

Today's maximum temperature in Bar Harbor is expected to be 24°C. Select a day from the live weather forecast for Bar Harbor, Maine, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Tuesday 16th September 2025 GMT

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

Bar Harbor weather forecast by day

Below are the detailed weather forecasts for Bar Harbor for the next 5 days.

Bar Harbor weather for Tuesday 16th September 2025

Expect clear skies in Bar Harbor, Maine with a maximum temperature of 24°C, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the south-west.

  • 24°C maximum temperature24
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Clear skies
    clear skies
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 7 kph from the South-West7
    kph wind from SW

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Bar Harbor weather for Wednesday 17th September 2025

Expect scattered clouds in Bar Harbor, Maine with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-west.

  • 21°C maximum temperature21
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Light breeze of 10 kph from the South-West10
    kph wind from SW

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Bar Harbor weather for Thursday 18th September 2025

Expect sunshine and showers in Bar Harbor, Maine with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 5% chance of some rain and a light breeze of 11 kph from the south-west.

  • 21°C maximum temperature21
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 5% chance of some rain5
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 11 kph from the South-West11
    kph wind from SW

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Bar Harbor weather for Friday 19th September 2025

Expect scattered clouds in Bar Harbor, Maine with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-west.

  • 22°C maximum temperature22
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 22°C wind chill22
    °C wind chill
  • Gentle breeze of 15 kph from the North-West15
    kph wind from NW

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Bar Harbor weather for Saturday 20th September 2025

Expect clear skies in Bar Harbor, Maine with a maximum temperature of 18°C, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north.

  • 18°C maximum temperature18
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Clear skies
    clear skies
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Gentle breeze of 13 kph from the North13
    kph wind from N

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

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