Weather Forecast for Bar Harbor
Maine, United States of America
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Current Weather - Bar Harbor: 27°C
Current Weather - Bar Harbor: 27°C
Maine, United States of America
Sunny
Feels like 28°C
Wind
12 km/h S
Humidity
57%
Pressure
1013 mb
UV Index
3
Visibility
10 km
Sunny
Saturday, August 01, 2026
High
29°C
Low
15°C
Rain Chance
6%
Hourly Forecast
17°C
16°C
Day Statistics
Maximum Wind
13 km/h
Humidity
71%
Precipitation
0 mm
UV Index
8
Visibility
9 km
Rain Chance
6%
Snow Chance
0%
Sun & Moon
Sunrise
05:20 AM
Sunset
07:58 PM
Moonrise
09:21 PM
Moonset
08:31 AM
Moon Phase
Waning Gibbous
Moon Illumination
83%
Air Quality
PM2.5
4.4
μg/m³
PM10
5.3
μg/m³
NO₂
1.3
μg/m³
O₃
70.4
μg/m³
SO₂
0.8
μg/m³
CO
108.8
μg/m³
Partly Cloudy
Sunday, August 02, 2026
High
25°C
Low
16°C
Rain Chance
20%
Hourly Forecast
16°C
17°C
17°C
16°C
16°C
16°C
16°C
18°C
19°C
21°C
22°C
23°C
24°C
25°C
24°C
24°C
23°C
23°C
22°C
20°C
18°C
17°C
17°C
17°C
Day Statistics
Maximum Wind
19 km/h
Humidity
85%
Precipitation
0 mm
UV Index
8
Visibility
7 km
Rain Chance
20%
Snow Chance
0%
Sun & Moon
Sunrise
05:21 AM
Sunset
07:57 PM
Moonrise
09:38 PM
Moonset
09:35 AM
Moon Phase
Waning Gibbous
Moon Illumination
75%
Air Quality
PM2.5
9.5
μg/m³
PM10
12.6
μg/m³
NO₂
1.2
μg/m³
O₃
91.1
μg/m³
SO₂
0.7
μg/m³
CO
118.2
μg/m³
Fog
Monday, August 03, 2026
High
19°C
Low
17°C
Rain Chance
96%
Hourly Forecast
17°C
17°C
17°C
17°C
17°C
17°C
17°C
17°C
17°C
18°C
18°C
18°C
18°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
18 km/h
Humidity
99%
Precipitation
21 mm
UV Index
2
Visibility
4 km
Rain Chance
96%
Snow Chance
0%
Sun & Moon
Sunrise
05:22 AM
Sunset
07:55 PM
Moonrise
09:55 PM
Moonset
10:40 AM
Moon Phase
Last Quarter
Moon Illumination
65%
Air Quality
PM2.5
4
μg/m³
PM10
5.4
μg/m³
NO₂
1.5
μg/m³
O₃
67
μg/m³
SO₂
0.4
μg/m³
CO
103.4
μg/m³
Sunny
Tuesday, August 04, 2026
High
27°C
Low
16°C
Rain Chance
6%
Hourly Forecast
19°C
17°C
17°C
16°C
16°C
16°C
16°C
17°C
19°C
22°C
24°C
25°C
26°C
27°C
27°C
27°C
26°C
24°C
22°C
20°C
19°C
18°C
17°C
17°C
Day Statistics
Maximum Wind
18 km/h
Humidity
71%
Precipitation
0 mm
UV Index
8
Visibility
8 km
Rain Chance
6%
Snow Chance
0%
Sun & Moon
Sunrise
05:23 AM
Sunset
07:54 PM
Moonrise
10:16 PM
Moonset
11:47 AM
Moon Phase
Last Quarter
Moon Illumination
55%
Air Quality
PM2.5
3.6
μg/m³
PM10
3.7
μg/m³
NO₂
1.3
μg/m³
O₃
74
μg/m³
SO₂
0.8
μg/m³
CO
125.7
μg/m³
Sunny
Wednesday, August 05, 2026
High
27°C
Low
15°C
Rain Chance
6%
Hourly Forecast
17°C
17°C
16°C
16°C
16°C
15°C
16°C
18°C
20°C
23°C
25°C
26°C
27°C
27°C
27°C
27°C
27°C
26°C
23°C
20°C
19°C
19°C
18°C
19°C
Day Statistics
Maximum Wind
15 km/h
Humidity
67%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
6%
Snow Chance
0%
Sun & Moon
Sunrise
05:24 AM
Sunset
07:53 PM
Moonrise
10:40 PM
Moonset
12:57 PM
Moon Phase
Last Quarter
Moon Illumination
44%
Air Quality
PM2.5
3.8
μg/m³
PM10
3.9
μg/m³
NO₂
1.7
μg/m³
O₃
60.3
μg/m³
SO₂
0.8
μg/m³
CO
162.1
μg/m³
Sunny
Thursday, August 06, 2026
High
28°C
Low
18°C
Rain Chance
51%
Hourly Forecast
19°C
18°C
18°C
18°C
18°C
18°C
19°C
21°C
22°C
24°C
25°C
27°C
27°C
27°C
28°C
27°C
26°C
25°C
24°C
22°C
20°C
20°C
19°C
19°C
Day Statistics
Maximum Wind
13 km/h
Humidity
82%
Precipitation
1 mm
UV Index
7
Visibility
8 km
Rain Chance
51%
Snow Chance
0%
Sun & Moon
Sunrise
05:25 AM
Sunset
07:52 PM
Moonrise
11:11 PM
Moonset
02:11 PM
Moon Phase
Last Quarter
Moon Illumination
34%
Patchy rain nearby
Friday, August 07, 2026
High
28°C
Low
18°C
Rain Chance
87%
Hourly Forecast
19°C
19°C
19°C
18°C
18°C
18°C
19°C
19°C
20°C
22°C
24°C
27°C
27°C
27°C
28°C
27°C
26°C
25°C
24°C
22°C
20°C
20°C
19°C
19°C
Day Statistics
Maximum Wind
16 km/h
Humidity
88%
Precipitation
15 mm
UV Index
7
Visibility
7 km
Rain Chance
87%
Snow Chance
0%
Sun & Moon
Sunrise
05:26 AM
Sunset
07:50 PM
Moonrise
11:53 PM
Moonset
03:26 PM
Moon Phase
Waning Crescent
Moon Illumination
24%
Solar Radiation Data
Shortwave Radiation
179.44
Diffuse Radiation
106.94
DNI
0
GTI
0
Weather Alerts
Beach Hazards Statement issued August 1 at 2:28AM EDT until August 1 at 8:00PM EDT by NWS Caribou ME
* WHAT...The warm air temperatures in the 70s to around 80 may cause people to underestimate the dangers of the cold water temperatures which are currently in the 50 to 55 degree range. * WHERE...Coastal Hancock and Coastal Washington Counties. * WHEN...From 8 AM EDT this morning through this evening. * IMPACTS...The cold water temperatures can quickly cause hypothermia to anyone immersed in the waters. Anyone on boats or paddlecraft should use extreme caution to avoid this threat.
A Beach Hazards Statement is issued on days when a significant number of boats and paddlecraft are expected to be out on the water and when warm air temperatures may cause people to underestimate the danger of the cold water. Paddle smart from the start. Always wear your life jacket. Be aware of wind conditions, tides, and localized currents.
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