Bar Harbor (ME)
August
Weather in Bar Harbor, Maine for August 2027
Your guide to Bar Harbor weather in August - trends and predictions
In general, the average temperature in Bar Harbor at the beginning of August is 25.8 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 22.8 °C by the end of August.
Bar Harbor experiences moderate rainfall in August, with an average of 10 rainy days and a total precipitation of 132.1 mm.
Is August a good time to visit Bar Harbor? check out the best time to travel to Bar Harbor page.
✨ Is August a good time to visit Bar Harbor? – Ask the AI Weatherman
Temperatures
Rain 🌧️
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21
Dry days
10
Rainy days
0
Snow days
24°/14°
Temperatures
15 km/h
Avg max wind
77 %
Avg humidity
Bar Harbor Weather August
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Temperatures trend during August in Bar Harbor
See the weather trend as well as the moving average line
August weather in Bar Harbor day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Light rain | 24° /16° | 6.4 mm | 7 | |
| Aug. 2 |  Cloudy | 26° /16° | 0 mm | 5 | |
| Aug. 3 |  Moderate rain | 22° /16° | 11.4 mm | 4 | |
| Aug. 4 |  Patchy rain possible | 28° /16° | 1.4 mm | 7 | |
| Aug. 5 | Light rain | 27° /15° | 3.9 mm | 7 | |
| Aug. 6 | Cloudy | 26° /15° | 0.8 mm | 6 | |
| Aug. 7 |  Partly cloudy | 27° /16° | 0.5 mm | 7 | |
| Aug. 8 | Moderate rain | 25° /14° | 11.8 mm | 6 | |
| Aug. 9 | Moderate rain | 24° /15° | 19.9 mm | 5 | |
| Aug. 10 | Moderate rain | 24° /16° | 10.5 mm | 6 | |
| Aug. 11 | Partly cloudy | 26° /16° | 0.8 mm | 7 | |
| Aug. 12 | Patchy rain possible | 27° /15° | 0.7 mm | 7 | |
| Aug. 13 | Cloudy | 24° /14° | 0.7 mm | 7 | |
| Aug. 14 | Light rain | 25° /15° | 4.1 mm | 7 | |
| Aug. 15 |  Moderate rain at times | 24° /14° | 5 mm | 7 | |
| Aug. 16 |  Sunny | 22° /13° | 0.3 mm | 7 | |
| Aug. 17 | Light rain | 21° /13° | 6.8 mm | 4 | |
| Aug. 18 | Patchy rain possible | 22° /13° | 0.3 mm | 5 | |
| Aug. 19 | Patchy rain possible | 23° /13° | 1.4 mm | 4 | |
| Aug. 20 | Patchy rain possible | 24° /16° | 2.1 mm | 3 | |
| Aug. 21 | Patchy rain possible | 23° /13° | 0.1 mm | 5 | |
| Aug. 22 | Light rain | 23° /12° | 5.8 mm | 4 | |
| Aug. 23 | Patchy rain possible | 22° /13° | 2.4 mm | 4 | |
| Aug. 24 | Partly cloudy | 22° /15° | 0.2 mm | 4 | |
| Aug. 25 | Patchy rain possible | 23° /15° | 0.5 mm | 4 | |
| Aug. 26 | Light rain | 25° /14° | 4.3 mm | 6 | |
| Aug. 27 | Sunny | 22° /13° | 0 mm | 5 | |
| Aug. 28 | Moderate rain | 22° /14° | 10.8 mm | 4 | |
| Aug. 29 | Sunny | 22° /13° | 0.4 mm | 6 | |
| Aug. 30 | Moderate rain | 22° /12° | 15.1 mm | 5 | |
| Aug. 31 | Light rain | 23° /13° | 3.9 mm | 6 | |
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Important Notice
Our weather forecast for Bar Harbor in August 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 August - FAQ
What are the expected maximum and minimum temperatures in Bar Harbor during August?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Bar Harbor during August?
Significant rainfall exceeding 132.1 mm is expected in Bar Harbor during August, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Bar Harbor during August?
The average wind speed in Bar Harbor during August is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Bar Harbor
Explore the daily rainfall trends and prepare for Bar Harbors August weather 💧
Typically, Bar Harbor has 10 rainy days in August with a total of 132.1 mm of rainfall.
UV exposure in Bar Harbor during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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