Bar Harbor weather live forecast

Today's maximum temperature in Bar Harbor is expected to be 15°C. Select a day from the live weather forecast for Bar Harbor, Maine, USA for more weather parameters.

Friday
17th Apr
15

5

5

5
Saturday
18th Apr
11

7

6

6
Sunday
19th Apr
7

5

0

1
Monday
20th Apr
5

0

9

5
Tuesday
21st Apr
5

-1

9

6

5-day weather forecast updated at 04:07 on Friday 17th April 2026 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 Friday 17th April 2026

Expect mostly cloudy with rain in Bar Harbor, Maine with a maximum temperature of 15°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 30% chance of some rain and a light breeze of 8 kph from the north.

15
°C maximum temperature
5
°C minimum temperature
mostly cloudy with rain
5
hours of sunshine
5
UV index (Moderate)
30
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
8
kph wind from N

Bar Harbor weather for Saturday 18th April 2026

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

11
°C maximum temperature
7
°C minimum temperature
broken clouds
6
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from E

Bar Harbor weather for Sunday 19th April 2026

Expect cloudy with some rain in Bar Harbor, Maine with a maximum temperature of 7°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 97% chance of some rain and a light breeze of 12 kph from the south.

7
°C maximum temperature
5
°C minimum temperature
cloudy with some rain
0
hours of sunshine
1
UV index (Low)
97
% chance of some rain
<20
mm of rainfall expected
4
°C wind chill
12
kph wind from S

Bar Harbor weather for Monday 20th April 2026

Expect sunshine and showers in Bar Harbor, Maine with a maximum temperature of 5°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 30% chance of some rain and a light breeze of 12 kph from the north-west.

5
°C maximum temperature
0
°C minimum temperature
sunshine and showers
9
hours of sunshine
5
UV index (Moderate)
30
% chance of some rain
<2
mm of rainfall expected
2
°C wind chill
12
kph wind from NW

Bar Harbor weather for Tuesday 21st April 2026

Expect scattered clouds in Bar Harbor, Maine with a maximum temperature of 5°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-west.