Bar Harbor, ME 14-Day Forecast
Maine, United States 🇺🇸
62°
Patchy rain nearby right now
Today: high 70°, low 60°
Updated 5 hours ago
Bar Harbor weather for the next 14 days
Tuesday, August 18
Fog High 66° Low 61°Precipitation
82%
· 0.05 in
Max wind
5 mph
Humidity
98%
UV index
5 - Moderate
Sunrise / sunset
05:39 AM / 07:33 PM
Wednesday, August 19
Fog High 74° Low 61°Precipitation
53%
· 0.01 in
Max wind
12 mph
Humidity
87%
UV index
7 - High
Sunrise / sunset
05:40 AM / 07:32 PM
Thursday, August 20
Overcast High 74° Low 59°Precipitation
48%
· 0.01 in
Max wind
5 mph
Humidity
86%
UV index
2 - Low
Sunrise / sunset
05:41 AM / 07:30 PM
Friday, August 21
Overcast High 73° Low 57°Precipitation
19%
· 0.0 in
Max wind
7 mph
Humidity
79%
UV index
5 - Moderate
Sunrise / sunset
05:43 AM / 07:28 PM
Saturday, August 22
Sunny High 74° Low 58°Precipitation
9%
· 0.0 in
Max wind
9 mph
Humidity
71%
UV index
6 - High
Sunrise / sunset
05:44 AM / 07:27 PM
Sunday, August 23
Overcast High 66° Low 58°Precipitation
28%
· 0.0 in
Max wind
8 mph
Humidity
85%
UV index
4 - Moderate
Sunrise / sunset
05:45 AM / 07:25 PM
Monday, August 24
Fog High 77° Low 58°Precipitation
33%
· 0.01 in
Max wind
8 mph
Humidity
75%
UV index
6 - High
Sunrise / sunset
05:46 AM / 07:23 PM
Tuesday, August 25
Overcast High 69° Low 52°Precipitation
10%
· 0.0 in
Max wind
9 mph
Humidity
64%
UV index
6 - High
Sunrise / sunset
05:47 AM / 07:22 PM
Wednesday, August 26
Overcast High 67° Low 55°Precipitation
14%
· 0.0 in
Max wind
9 mph
Humidity
66%
UV index
5 - Moderate
Sunrise / sunset
05:48 AM / 07:20 PM
Thursday, August 27
Overcast High 69° Low 53°Precipitation
75%
· 0.24 in
Max wind
14 mph
Humidity
74%
UV index
5 - Moderate
Sunrise / sunset
05:49 AM / 07:18 PM
Friday, August 28
Moderate rain High 60° Low 58°Precipitation
95%
· 1.65 in
Max wind
13 mph
Humidity
99%
UV index
4 - Moderate
Sunrise / sunset
05:51 AM / 07:16 PM
Saturday, August 29
Mist High 59° Low 57°Precipitation
81%
· 0.05 in
Max wind
8 mph
Humidity
97%
UV index
4 - Moderate
Sunrise / sunset
05:52 AM / 07:15 PM
Sunday, August 30
Sunny High 72° Low 56°Precipitation
10%
· 0.0 in
Max wind
9 mph
Humidity
76%
UV index
6 - High
Sunrise / sunset
05:53 AM / 07:13 PM
Bar Harbor 14-day outlook: the story
The warmest day of Bar Harbor's 14-day outlook is Monday, August 24 with a high near 77°F (25°C); the coolest night comes Tuesday, August 25, dipping to 52°F (11°C). The trend points cooler: week two runs about 3°F below week one. Highs over the next two weeks average 71°F (22°C), right in line with the typical August high of 73°F (23°C).
Precipitation is most likely on Monday 17, Tuesday 18, Wednesday 19, Thursday 27 and beyond; the wettest day looks like Friday, August 28 with about 1.64 in (41.8 mm) expected. For the weekend, expect Saturday 74°F (23°C) and sunny / Sunday 66°F (19°C) and overcast.
For typical conditions month by month, see the Bar Harbor climate & average temperatures guide.
Bar Harbor forecast questions
Will it rain in Bar Harbor this week?
The forecast currently shows meaningful precipitation chances on 6 of the next 14 days, peaking around Friday, August 28.
What will be the warmest day in Bar Harbor over the next 14 days?
Monday, August 24, with a forecast high near 77°F (25°C).
How accurate is a 14-day forecast for Bar Harbor?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in Bar Harbor by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 33° | 19° | 11 | 4.8 in | 5.7 h/day | 73% |
| February | 33° | 19° | 11 | 3.8 in | 6.6 h/day | 72% |
| March | 39° | 26° | 11 | 4.3 in | 7.6 h/day | 71% |
| April | 48° | 36° | 12 | 4.4 in | 8.3 h/day | 73% |
| May | 59° | 46° | 10 | 3.2 in | 10.0 h/day | 75% |
| June | 67° | 55° | 10 | 3.8 in | 10.4 h/day | 80% |
| July | 74° | 62° | 10 | 3.4 in | 10.8 h/day | 82% |
| August | 73° | 62° | 9 | 4.1 in | 10.3 h/day | 82% |
| September | 68° | 57° | 8 | 4.2 in | 9.1 h/day | 81% |
| October | 58° | 47° | 10 | 4.7 in | 7.3 h/day | 79% |
| November | 46° | 36° | 10 | 4.2 in | 6.2 h/day | 74% |
| December | 38° | 26° | 12 | 5.3 in | 5.3 h/day | 74% |
14-day forecasts nearby