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United States weather

Weather in Bar Harbor, Maine for May 2027

Your guide to Bar Harbor weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Bar Harbor at the beginning of May is 12.8 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 16.9 °C by the end of May.

    • Rain 🌧️

  • The climate of Bar Harbor in May is notably wet, with an average of 13 rainy days, and a total of 161.6 mm of precipitation.

    • More

  • Is May a good time to visit Bar Harbor? check out the best time to travel to Bar Harbor page.

  • ✨ Is May a good time to visit Bar Harbor? – Ask the AI Weatherman

Average dry days
18
Dry days
Average rainy days
13
Rainy days
Average snowy days
0
Snow days
Average temperatures
15°/7°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Bar Harbor Weather May

Move between months or click on a day
April
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
14°
2
Patchy rain possible
9°
3
Heavy rain
12°
4
Light rain
15°
5
Overcast
16°
6
Moderate rain
12°
7
Light rain
14°
8
Patchy rain possible
15°
9
Light rain
13°
10
Moderate rain
11°
11
Overcast
16°
12
Overcast
13°
13
Patchy rain possible
16°
14
Patchy rain possible
16°
15
Patchy rain possible
17°
16
Patchy rain possible
19°
17
Moderate or heavy rain shower
18°
18
Heavy rain at times
16°
19
Moderate or heavy rain shower
17°
20
Patchy rain possible
19°
21
Patchy rain possible
12°
22
Patchy rain possible
14°
23
Moderate rain
12°
24
Light rain
11°
25
Moderate rain
13°
26
Overcast
20°
27
Patchy rain possible
24°
28
Cloudy
19°
29
Heavy rain at times
14°
30
Overcast
15°
31
Moderate rain
15°

Temperatures trend during May in Bar Harbor

See the weather trend as well as the moving average line

May weather in Bar Harbor day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
May 1 Overcast
Overcast
 14° /4° 0.1 mm 3
May 2 Patchy rain possible
Patchy rain possible
 9° /4° 1.9 mm 4
May 3 Heavy rain
Heavy rain
 12° /5° 31.8 mm 3
May 4 Light rain
Light rain
 15° /5° 4.5 mm 6
May 5 Overcast
Overcast
 16° /8° 0 mm 6
May 6 Moderate rain
Moderate rain
 12° /8° 10.8 mm 3
May 7 Light rain
Light rain
 14° /7° 4 mm 4
May 8 Patchy rain possible
Patchy rain possible
 15° /5° 0.4 mm 6
May 9 Light rain
Light rain
 13° /6° 4.8 mm 6
May 10 Moderate rain
Moderate rain
 11° /6° 19.5 mm 2
May 11 Overcast
Overcast
 16° /7° 0 mm 6
May 12 Overcast
Overcast
 13° /5° 0 mm 6
May 13 Patchy rain possible
Patchy rain possible
 16° /6° 1.1 mm 7
May 14 Patchy rain possible
Patchy rain possible
 16° /7° 1.1 mm 4
May 15 Patchy rain possible
Patchy rain possible
 17° /9° 2.1 mm 3
May 16 Patchy rain possible
Patchy rain possible
 19° /9° 0.2 mm 7
May 17 Moderate or heavy rain shower
Moderate or heavy rain shower
 18° /10° 5.1 mm 6
May 18 Heavy rain at times
Heavy rain at times
 16° /7° 7.7 mm 7
May 19 Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /8° 5.2 mm 6
May 20 Patchy rain possible
Patchy rain possible
 19° /11° 0.3 mm 6
May 21 Patchy rain possible
Patchy rain possible
 12° /6° 0.1 mm 3
May 22 Patchy rain possible
Patchy rain possible
 14° /5° 0.4 mm 6
May 23 Moderate rain
Moderate rain
 12° /5° 13.7 mm 6
May 24 Light rain
Light rain
 11° /7° 4.8 mm 4
May 25 Moderate rain
Moderate rain
 13° /7° 13.4 mm 3
May 26 Overcast
Overcast
 20° /10° 0 mm 7
May 27 Patchy rain possible
Patchy rain possible
 24° /12° 1.2 mm 7
May 28 Cloudy
Cloudy
 19° /7° 0 mm 5
May 29 Heavy rain at times
Heavy rain at times
 14° /8° 5.2 mm 3
May 30 Overcast
Overcast
 15° /8° 0 mm 4
May 31 Moderate rain
Moderate rain
 15° /7° 22.4 mm 6
Next
Important Notice
Our weather forecast for Bar Harbor in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Bar Harbor forecast closer to your planned date for the most up-to-date weather information.
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Bar Harbor in May - FAQ

What are the expected maximum and minimum temperatures in Bar Harbor during May?
During May, expect a variety of temperatures with highs around 15° and lows near 7°, suitable for diverse activities and preferences.

How much rainfall should be expected in Bar Harbor during May?
Significant rainfall exceeding 161.6 mm is expected in Bar Harbor during May, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Bar Harbor during May?
The average wind speed in Bar Harbor during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Bar Harbor

Explore the daily rainfall trends and prepare for Bar Harbors May weather 💧
Typically, Bar Harbor has 13 rainy days in May with a total of 161.6 mm of rainfall.

UV exposure in Bar Harbor during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Location coordinates Where is Bar Harbor?

Get accurate weather forecasts for Bar Harbor, located at latitude 44.388 and longitude -68.204. Stay updated with localized weather information tailored for Bar Harbor.

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