Measurements:
°C
°F
Bar Harbor
10°F
SE 13 mph
Feels like: -8°F
Precip: 0%
World Resorts USA Bar Harbor Weather

Bar Harbor Sea Water Temperature

Current Sea Water Temperature:
+42.6°F
Maximum Sea Water Temperature in December: 48.4°F
Minimum Sea Water Temperature in December: 41.4°F
Average water temperature in December: 44.5°F

Sea Water Temperature for the Last 10 Days:

December 22 42.6°F December 17 42.8°F
December 21 42.6°F December 16 42.8°F
December 20 42.4°F December 15 43.0°F
December 19 42.0°F December 14 43.4°F
December 18 42.0°F December 13 42.6°F

When is the Warmest Sea for Bar Harbor?

According to our data for the last three years for Bar Harbor the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2024 2023 2022

The average sea surface temperature in August 2024 for Bar Harbor was 61.0°F. The maximum and minimum values were 57.2°F and 63.6°F respectively.

Sea Water Temperature in July

Select Year: 2024 2023 2022

The average sea surface temperature in July 2024 for Bar Harbor was 61.4°F. The maximum and minimum values were 56.2°F and 66.0°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Bar Harbor was 58.6°F. The maximum and minimum values were 56.4°F and 60.6°F respectively.

Best Time to Visit Bar Harbor
The most sunny months:
September 13 days
October 12 days
November 12 days
The most warm months:
July 74.7 °F
August 74.0 °F
June 68.0 °F
Warmest sea temperature:
August 62.8 °F
July 60.7 °F
September 59.4 °F
The most cold months:
January 27.5 °F
February 28.0 °F
December 34.9 °F
The most rainy months:
December 4 days
March 3 days
July 3 days
The most windy months:
March 11 mph
December 11 mph
February 11 mph

Bar Harbor on the Weather Map

USA Resorts:
NAME
Boston +10
Chicago +20
Hawaii +78
Honolulu +78
Houston +46
Las Vegas +50
Los Angeles +54
Miami +62
New York +16
Orlando +50
San Diego +54
San Francisco +54
Sarasota +48
Tampa +46
Washington +20
24 Hours Weather Forecast
Bar Harbor
Local time: 05:39
22 dec, sunday
0600 10°F
SE
13 mph
0900 10°F
SE
12 mph
1200 14°F
SE
12 mph
1500 18°F
SE
13 mph
1800 18°F
SE
12 mph
2100 14°F
SE
11 mph
23 dec, monday
0000 14°F
SE
9 mph
0300 12°F
SE
8 mph