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Bar Harbor

Water Temperature in the Atlantic Ocean in Bar Harbor, Maine: Current, Historical Data and Forecast

On this page, you will find comprehensive information about the sea temperature in Bar Harbor in Maine, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Water Temperature in Bar Harbor

54°F

TODAY

53°F

YESTERDAY

52°F

A WEEK AGO

All water temperature data is now available in our official mobile apps — for iOS and Android.

Analysis, Historical Data, and Forecast of Water Temperature

Today sea water temperature in the Atlantic Ocean in Bar Harbor is 11.7°F. The water is significantly warmer, and swimming becomes possible for most people. However, caution may still be required for prolonged stays in the water, as extended exposure can cause discomfort. This is a suitable temperature range for short swims and for those accustomed to cooler water. For more comfortable swimming, it is recommended to use proper gear.

It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.

Water Temperature Chart for Atlantic Ocean in Bar Harbor Over the Last 30 Days

The water temperature in Bar Harbor today is lower than both a week ago and a month ago. Today's sea temperature is generally in line with historical values for this day.

According to our forecast, the sea temperature in Bar Harbor will remain nearly unchanged in the coming days, its value will be 55°F.

Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.

Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts across United States to enhance accuracy.

Water temperature data for Bar Harbor and nearby towns and resorts is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.

Table of Daily Sea Temperature Data

DateCurrentAverageForecast
Jul 1752°F55°F
Jul 1853°F54°F
Jul 1953°F54°F
Jul 2053°F54°F
Jul 2153°F55°F
Jul 2253°F54°F
Jul 2353°F55°F
Jul 2453°F55°F
Jul 2555°F54°F
Jul 2656°F55°F
Jul 2756°F55°F
Jul 2855°F55°F
Jul 2956°F55°F
Jul 3057°F55°F
Jul 3156°F55°F
Aug 156°F55°F
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Sea Temperature in Bar Harbor Throughout the Year

Throughout the year, the sea temperature in Bar Harbor never exceeds 64°F (18°C).

Below is the annual chart of sea temperature changes in the Atlantic Ocean in Bar Harbor.

January

MinimumAverageMaximum
36°F41°F46°F

February

MinimumAverageMaximum
36°F40°F45°F

March

MinimumAverageMaximum
34°F37°F41°F

April

MinimumAverageMaximum
37°F41°F45°F

May

MinimumAverageMaximum
41°F46°F52°F

June

MinimumAverageMaximum
45°F51°F57°F

July

MinimumAverageMaximum
50°F55°F61°F

August

MinimumAverageMaximum
54°F58°F63°F

September

MinimumAverageMaximum
52°F56°F61°F

October

MinimumAverageMaximum
46°F54°F61°F

November

MinimumAverageMaximum
45°F51°F57°F

December

MinimumAverageMaximum
41°F46°F52°F

Monthly Water Temperature Histogram for Atlantic Ocean in Bar Harbor

You can explore detailed data on how the water temperature in Bar Harbor varies each month:

What Beaches Are There In and Around Bar Harbor?

Town Beach

Town Beach is a 2-stars sandy beach, is located directly in Bar Harbor. There are shops. There are cafés.

Bar Beach

Bar Beach is a 1-stars sandy beach, is located directly in Bar Harbor.

Hulls Cove

Hulls Cove is a 3-stars sandy beach, located in a 4 km (2 miles) radius of Bar Harbor. There are cafés. Hulls Cove is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Sand Beach

Sand Beach is a 4-stars sandy beach, located in a 7 km (4 miles) radius of Bar Harbor. There is parking. There are restrooms. Snorkeling is possible. It is suitable for surfing. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Boulder Beach

Boulder Beach is a 2-stars sandy beach, located in a 8 km (5 miles) radius of Bar Harbor. There is parking. There are cafés. Boulder Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.

Lamoine Beach

Lamoine Beach is a 3-stars sandy beach, located in a 10 km (6 miles) radius of Bar Harbor. There is parking. Lamoine Beach is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish. The calm waters make this beach ideal for swimming, providing a safe and enjoyable experience for all visitors.

Bar Harbor Weather

JULY 25

57°F / 68°F
moderate rain

humidity: 82% | wind: 2 mph

JULY 26

55°F / 64°F
clear sky

humidity: 81% | wind: 3 mph

JULY 27

55°F / 66°F
moderate rain

humidity: 93% | wind: 2 mph

JULY 28

59°F / 63°F
broken clouds: 51-84%

humidity: 94% | wind: 2 mph

Maine, United StatesMaine, United StatesMaine, United States

Sea Temperature in the Atlantic Ocean in Bar Harbor: General Trends and Swimming Opportunities

Original name
Bar Harbor
The Local Time
11:25 PM
Time Zone
UTC-4
Sunrise
05:12 AM
Sunset
08:07 PM
Length of the day
14 h 54 m

The coastal region of Maine, United States, primarily experiences a humid continental climate characterized by cold, snowy winters and warm summers. However, due to its proximity to the Atlantic Ocean, the coastal area sees comparatively milder winters and cooler summers than the state's inland areas.

Bar Harbor is located in North America in the Northern Hemisphere at a latitude of 44 degrees, along the shores of the Atlantic Ocean. Bar Harbor lies within the Maine in United States.

The average annual daytime air temperature in Bar Harbor is 55°F (13°C), with the average nighttime temperature being 43°F (6°C). The highest average daily temperature occurs in July, reaching 65°F (18°C), while the lowest is in January at 46°F (8°C). As for nighttime temperatures, the minimum average temperature of 36°F (2°C) is recorded in February, and the maximum is in July, reaching 53°F (11°C).

According to historical data, Bar Harbor experiences 189 rainy days per year, which accounts for 52 percent of all days in the year. On average, there are 16 rainy days each month. The wettest month is January, with 18 rainy days and 3.4 inches (85 mm) of precipitation, while the driest month is April, which typically has 13 rainy days and only 2.4 inches (62 mm) of precipitation.

The average annual water temperature in Atlantic Ocean in Bar Harbor is 48°F (9°C). In March, the water reaches its lowest point of the year at 34°F (1°C), while in August, it peaks at 63°F (17°C). In Bar Harbor, the water temperature in the Atlantic Ocean never consistently reaches a comfortable level for swimming in any month.

Geographical Location of Bar Harbor

Frequently Asked Questions About Bar Harbor and its Water Temperatures

What is the current sea temperature in Bar Harbor?

The water temperature today in the Atlantic Ocean in Bar Harbor is 54°F (12.3°C).

In which months is the water temperature in Bar Harbor comfortable for swimming?

It cannot be guaranteed that the water temperature in Bar Harbor will be comfortable for swimming in any month of the year.

What is the water temperature in Bar Harbor during the winter?

The water temperature in the Atlantic Ocean in Bar Harbor during the winter ranges from 36°F to 52°F (2°C to 11°C).

What is the water temperature in Bar Harbor during the spring?

The water temperature in the Atlantic Ocean in Bar Harbor during the spring ranges from 34°F to 52°F (1°C to 11°C).

What is the water temperature in Bar Harbor during the summer?

The water temperature in the Atlantic Ocean in Bar Harbor during the summer ranges from 45°F to 63°F (7°C to 17°C).

What is the water temperature in Bar Harbor during the fall?

The water temperature in the Atlantic Ocean in Bar Harbor during the fall ranges from 45°F to 61°F (7°C to 16°C).

Is it possible to swim in the sea in Bar Harbor at any time of the year?

In Bar Harbor, the Atlantic Ocean is quite cold, and swimming is almost impossible as the water temperature never reaches 70°F (21°C).

Is Bar Harbor a popular tourist destination for beach vacations?

Bar Harbor has a moderate level of popularity for beach vacations; while it does receive some visitors, it is not among the top seaside destinations, as other locations may offer more favorable conditions.

What sea temperatures can I expect in Bar Harbor in the next month?

In August, the water temperature in the Atlantic Ocean in Bar Harbor will range between 54°F (12°C) and 63°F (17°C)