Bar Harbor weather by month

Check out Bar Harbor weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Bar Harbor (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
28°F maximum daytime temperature in January in Bar Harbor28
30°F maximum daytime temperature in February in Bar Harbor30
41°F maximum daytime temperature in March in Bar Harbor41
52°F maximum daytime temperature in April in Bar Harbor52
64°F maximum daytime temperature in May in Bar Harbor64
73°F maximum daytime temperature in June in Bar Harbor73
79°F maximum daytime temperature in July in Bar Harbor79
77°F maximum daytime temperature in August in Bar Harbor77
68°F maximum daytime temperature in September in Bar Harbor68
59°F maximum daytime temperature in October in Bar Harbor59
46°F maximum daytime temperature in November in Bar Harbor46
34°F maximum daytime temperature in December in Bar Harbor34
Min temperature (night-time)
9°F minimum night-time temperature in January in Bar Harbor9
10°F minimum night-time temperature in February in Bar Harbor10
23°F minimum night-time temperature in March in Bar Harbor23
34°F minimum night-time temperature in April in Bar Harbor34
43°F minimum night-time temperature in May in Bar Harbor43
52°F minimum night-time temperature in June in Bar Harbor52
57°F minimum night-time temperature in July in Bar Harbor57
57°F minimum night-time temperature in August in Bar Harbor57
48°F minimum night-time temperature in September in Bar Harbor48
39°F minimum night-time temperature in October in Bar Harbor39
30°F minimum night-time temperature in November in Bar Harbor30
16°F minimum night-time temperature in December in Bar Harbor16
Heat & Humidity
No heat & humidity in January in Bar Harbor0
No heat & humidity in February in Bar Harbor0
No heat & humidity in March in Bar Harbor0
No heat & humidity in April in Bar Harbor0
No heat & humidity in May in Bar Harbor0
No heat & humidity in June in Bar Harbor0
Low heat & humidity in July in Bar HarborL
Low heat & humidity in August in Bar HarborL
No heat & humidity in September in Bar Harbor0
No heat & humidity in October in Bar Harbor0
No heat & humidity in November in Bar Harbor0
No heat & humidity in December in Bar Harbor0
Sea temperature
41°F sea temperature in January in Bar Harbor41
37°F sea temperature in February in Bar Harbor37
37°F sea temperature in March in Bar Harbor37
39°F sea temperature in April in Bar Harbor39
43°F sea temperature in May in Bar Harbor43
48°F sea temperature in June in Bar Harbor48
54°F sea temperature in July in Bar Harbor54
55°F sea temperature in August in Bar Harbor55
54°F sea temperature in September in Bar Harbor54
52°F sea temperature in October in Bar Harbor52
48°F sea temperature in November in Bar Harbor48
45°F sea temperature in December in Bar Harbor45

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Bar Harbor

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
9 hours of daylight per day in January in Bar Harbor9
10 hours of daylight per day in February in Bar Harbor10
12 hours of daylight per day in March in Bar Harbor12
14 hours of daylight per day in April in Bar Harbor14
15 hours of daylight per day in May in Bar Harbor15
15 hours of daylight per day in June in Bar Harbor15
15 hours of daylight per day in July in Bar Harbor15
14 hours of daylight per day in August in Bar Harbor14
12 hours of daylight per day in September in Bar Harbor12
11 hours of daylight per day in October in Bar Harbor11
10 hours of daylight per day in November in Bar Harbor10
9 hours of daylight per day in December in Bar Harbor9
UV Index (Maximum)
UV (maximum) index 1 (Low) in January in Bar Harbor1
UV (maximum) index 2 (Low) in February in Bar Harbor2
UV (maximum) index 3 (Moderate) in March in Bar Harbor3
UV (maximum) index 5 (Moderate) in April in Bar Harbor5
UV (maximum) index 6 (High) in May in Bar Harbor6
UV (maximum) index 8 (Very High) in June in Bar Harbor8
UV (maximum) index 8 (Very High) in July in Bar Harbor8
UV (maximum) index 7 (High) in August in Bar Harbor7
UV (maximum) index 5 (Moderate) in September in Bar Harbor5
UV (maximum) index 3 (Moderate) in October in Bar Harbor3
UV (maximum) index 2 (Low) in November in Bar Harbor2
UV (maximum) index 1 (Low) in December in Bar Harbor1

Rainfall in Bar Harbor

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
12 days with some rainfall in January in Bar Harbor12
10 days with some rainfall in February in Bar Harbor10
12 days with some rainfall in March in Bar Harbor12
12 days with some rainfall in April in Bar Harbor12
12 days with some rainfall in May in Bar Harbor12
12 days with some rainfall in June in Bar Harbor12
11 days with some rainfall in July in Bar Harbor11
11 days with some rainfall in August in Bar Harbor11
10 days with some rainfall in September in Bar Harbor10
11 days with some rainfall in October in Bar Harbor11
13 days with some rainfall in November in Bar Harbor13
14 days with some rainfall in December in Bar Harbor14
Average monthly rainfall (inches)
4.6 inches monthly rainfall in January in Bar Harbor4.6
3.9 inches monthly rainfall in February in Bar Harbor3.9
4.2 inches monthly rainfall in March in Bar Harbor4.2
4.3 inches monthly rainfall in April in Bar Harbor4.3
4.2 inches monthly rainfall in May in Bar Harbor4.2
3.5 inches monthly rainfall in June in Bar Harbor3.5
3.3 inches monthly rainfall in July in Bar Harbor3.3
2.9 inches monthly rainfall in August in Bar Harbor2.9
4.4 inches monthly rainfall in September in Bar Harbor4.4
4.5 inches monthly rainfall in October in Bar Harbor4.5
6.0 inches monthly rainfall in November in Bar Harbor6.0
5.6 inches monthly rainfall in December in Bar Harbor5.6

More about Bar Harbor

Bar Harbor by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Maine (Bar Harbor) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Bar Harbor?

Bar Harbor has a cold climate with warm summers and some rainfall in all months.

Metric (°C)  |  Imperial (°F)

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Tropical storm risk: Bar Harbor, Maine hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
0
<1%
1.7%
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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More about the USA

Compare Bar Harbor with the USA

Below the Bar Harbor chart shows average maximum daytime temperature for Bar Harbor, Maine, USA and the USA (Washington).

Maximum daytime temperature (°F)

Bar Harbor, Maine, USA
USA (Washington)
41
45
41
55
52
66
64
75
73
84
79
88
77
86
68
79
59
68
46
57
34
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
28
30

Metric (°C)  |  Imperial (°F)

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