Bar Harbor weather live forecast

Today's maximum temperature in Bar Harbor is expected to be 18°C. Select a day from the live weather forecast for Bar Harbor, Maine, USA for more weather parameters.

Friday
12th Jun
18

12

2

4
Saturday
13th Jun
22

12

3

7
Sunday
14th Jun
19

15

5

7
Monday
15th Jun
20

14

5

4
Tuesday
16th Jun
21

14

13

7

5-day weather forecast updated at 04:01 on Friday 12th 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 Friday 12th June 2026

Expect fog in low lying areas in Bar Harbor, Maine with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south-east.

18
°C maximum temperature
12
°C minimum temperature
fog in low lying areas
2
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
6
kph wind from SE

Bar Harbor weather for Saturday 13th June 2026

Expect isolated thunderstorms in Bar Harbor, Maine with a maximum temperature of 22°C, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 22% chance of some rain and little or no wind of 6 kph from the south.

22
°C maximum temperature
12
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
7
UV index (High)
22
% chance of some rain
<5
mm of rainfall expected
22
°C wind chill
6
kph wind from S

Bar Harbor weather for Sunday 14th June 2026

Expect broken clouds in Bar Harbor, Maine with a maximum temperature of 19°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south.

19
°C maximum temperature
15
°C minimum temperature
broken clouds
5
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from S

Bar Harbor weather for Monday 15th June 2026

Expect mostly cloudy with light rain in Bar Harbor, Maine with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a light breeze of 12 kph from the south.

20
°C maximum temperature
14
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
4
UV index (Moderate)
54
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
12
kph wind from S

Bar Harbor weather for Tuesday 16th June 2026

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 11 kph from the south-west.