Bar Harbor weather live forecast

Today's maximum temperature in Bar Harbor is expected to be 21°C. Select a day from the live weather forecast for Bar Harbor, Maine, USA for more weather parameters.

Thursday
11th Jun
21

13

4

4
Friday
12th Jun
19

14

0

5
Saturday
13th Jun
19

13

3

7
Sunday
14th Jun
21

14

11

7
Monday
15th Jun
22

14

5

8

5-day weather forecast updated at 04:01 on Thursday 11th June 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 Thursday 11th June 2026

Expect isolated thunderstorms in Bar Harbor, Maine with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 38% chance of some rain and little or no wind of 5 kph from the south.

21
°C maximum temperature
13
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
4
UV index (Moderate)
38
% chance of some rain
<5
mm of rainfall expected
21
°C wind chill
5
kph wind from S

Bar Harbor weather for Friday 12th June 2026

Expect overcast with light rain in Bar Harbor, Maine with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and little or no wind of 6 kph from the south-east.

19
°C maximum temperature
14
°C minimum temperature
overcast with light rain
0
hours of sunshine
5
UV index (Moderate)
25
% chance of some rain
<2
mm of rainfall expected
19
°C wind chill
6
kph wind from SE

Bar Harbor weather for Saturday 13th June 2026

Expect cloudy with some rain in Bar Harbor, Maine with a maximum temperature of 19°C, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 58% chance of some rain and little or no wind of 6 kph from the south-east.

19
°C maximum temperature
13
°C minimum temperature
cloudy with some rain
3
hours of sunshine
7
UV index (High)
58
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
6
kph wind from SE

Bar Harbor weather for Sunday 14th June 2026

Expect broken clouds in Bar Harbor, Maine with a maximum temperature of 21°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south.

21
°C maximum temperature
14
°C minimum temperature
broken clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
9
kph wind from S

Bar Harbor weather for Monday 15th June 2026

Expect broken clouds in Bar Harbor, Maine with a maximum temperature of 22°C, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south.