Bar Harbor weather live forecast

Today's maximum temperature in Bar Harbor is expected to be 20°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 Wednesday 20th August 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 Wednesday 20th August 2025

Expect broken clouds in Bar Harbor, Maine with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the south.

  • 20°C maximum temperature20
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 7 kph from the South7
    kph wind from S

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Bar Harbor weather for Thursday 21st August 2025

Expect scattered clouds in Bar Harbor, Maine with a maximum temperature of 21°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-east.

  • 21°C maximum temperature21
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Light breeze of 8 kph from the South-East8
    kph wind from SE

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Bar Harbor weather for Friday 22nd August 2025

Expect scattered clouds in Bar Harbor, Maine with a maximum temperature of 26°C, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-east.

  • 26°C maximum temperature26
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 26°C wind chill26
    °C wind chill
  • Gentle breeze of 13 kph from the North-East13
    kph wind from NE

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Bar Harbor weather for Saturday 23rd August 2025

Expect clear skies in Bar Harbor, Maine with a maximum temperature of 25°C, maximum UV of 7 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south.

  • 25°C maximum temperature25
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Clear skies
    clear skies
  • 14 hours of bright sunshine14
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Light breeze of 9 kph from the South9
    kph wind from S

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Bar Harbor weather for Sunday 24th August 2025

Expect scattered clouds in Bar Harbor, Maine with a maximum temperature of 23°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south.

  • 23°C maximum temperature23
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 23°C wind chill23
    °C wind chill
  • Gentle breeze of 14 kph from the South14
    kph wind from S

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

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