Sea Temperature in Boothbay Harbor in May

Complete information on the sea temperature range in the Atlantic Ocean in Boothbay Harbor in May. Historical daily data. Climate details for May. Tips on swimming conditions and beach relaxation in Boothbay Harbor. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in Boothbay Harbor in May

39°F

MINIMUN

46°F

AVERAGE

54°F

MAXIMUM

Historical Data of Water Temperature in May in Boothbay Harbor

Water Temperature Chart for Atlantic Ocean in Boothbay Harbor in May

Sea Temperature Table in Boothbay Harbor in May Over the Past Years

Day	2024	2023	2022	Average
May 1	45°C	43°C	41°C	43°C
May 2	46°C	43°C	41°C	43°C
May 3	46°C	43°C	41°C	44°C
May 4	46°C	43°C	41°C	43°C
May 5	45°C	43°C	41°C	43°C
May 6	45°C	43°C	41°C	43°C
May 7	45°C	43°C	43°C	44°C
May 8	45°C	43°C	43°C	43°C
May 9	46°C	43°C	43°C	44°C
May 10	46°C	43°C	43°C	44°C
May 11	48°C	43°C	43°C	45°C
May 12	46°C	43°C	43°C	44°C
May 13	48°C	43°C	45°C	45°C
May 14	50°C	45°C	45°C	46°C
May 15	50°C	45°C	45°C	46°C
May 16	50°C	45°C	45°C	47°C
May 17	50°C	46°C	45°C	47°C
May 18	52°C	46°C	45°C	47°C
May 19	52°C	46°C	46°C	48°C
May 20	52°C	46°C	48°C	48°C
May 21	52°C	46°C	48°C	49°C
May 22	52°C	48°C	48°C	49°C
May 23	54°C	46°C	46°C	48°C
May 24	52°C	48°C	46°C	48°C
May 25	52°C	48°C	48°C	49°C
May 26	52°C	48°C	48°C	49°C
May 27	50°C	48°C	48°C	49°C
May 28	50°C	48°C	48°C	49°C
May 29	50°C	50°C	48°C	49°C
May 30	50°C	50°C	48°C	49°C

Boothbay Harbor Climate and Swimming Opportunities in May

57°F

Average Day Air Temperature

45°F

Average Night Air Temperature

2 in

Precipitation Amount per Month

13 days

Number of Rainy Days

16 hrs

Daylight
per Day

6 hrs

Sunshine
per Day

11 mph

Average Wind Speed

83%

Average
humidity

Boothbay Harbor lies within the Maine in United States. The average daytime temperature in Boothbay Harbor in May is 58°F (14°C), while the nighttime average is 44°F (7°C). There are typically 13 rainy days during the month, with a total precipitation of 2.4 inches (60 mm). The daylight duration in May in Boothbay Harbor is 16 hours, with an average of 6 hours of sunshine per day. The average wind speed in May is 11 mph (18 km/h), and the humidity level is around 83%.

The water temperature in Boothbay Harbor in May ranges from 41°F to 50°F (5°C to 10°C). At the beginning of the month, the average temperature is around 43°F (6°C), shifting to 46°F (8°C) by mid-May and reaching 50°F (10°C) in the last ten days. Overall, the average sea temperature in Boothbay Harbor for May is 46°F (8°C). The water is frigid, but with warmer air, it might be tolerable for a quick swim. Wetsuits are recommended.

Sea Temperature in May in Nearby Cities

Frequently Asked Questions About Water Temperatures in May in Boothbay Harbor

What is the sea temperature in Boothbay Harbor in May?

The water temperature in the Atlantic Ocean in Boothbay Harbor in May ranges from 41°F to 50°F (5°C to 10°C).

Is it possible to swim in the Atlantic Ocean in Boothbay Harbor in May?

The average sea temperature in Boothbay Harbor in May is 46°F (8°C), and the air temperature is 58°F (14°C), so the water is frigid, but with warmer air, it might be tolerable for a quick swim. Wetsuits are recommended.