Sea Temperature in Plymouth in May

Complete information on the sea temperature range in the Atlantic Ocean in Plymouth in May. Historical daily data. Climate details for May. Tips on swimming conditions and beach relaxation in Plymouth. 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 Plymouth in May

43°F

MINIMUN

52°F

AVERAGE

61°F

MAXIMUM

Historical Data of Water Temperature in May in Plymouth

Water Temperature Chart for Atlantic Ocean in Plymouth in May

Sea Temperature Table in Plymouth in May Over the Past Years

Day	2024	2023	2022	Average
May 1	50°C	45°C	43°C	46°C
May 2	50°C	46°C	45°C	47°C
May 3	48°C	46°C	45°C	47°C
May 4	50°C	48°C	45°C	48°C
May 5	50°C	48°C	45°C	48°C
May 6	48°C	48°C	46°C	48°C
May 7	50°C	48°C	46°C	49°C
May 8	50°C	48°C	46°C	49°C
May 9	50°C	48°C	46°C	49°C
May 10	50°C	48°C	48°C	50°C
May 11	50°C	48°C	48°C	49°C
May 12	52°C	48°C	48°C	50°C
May 13	52°C	48°C	48°C	50°C
May 14	54°C	48°C	50°C	51°C
May 15	54°C	50°C	50°C	51°C
May 16	54°C	50°C	50°C	51°C
May 17	55°C	52°C	50°C	52°C
May 18	55°C	50°C	50°C	52°C
May 19	57°C	52°C	52°C	53°C
May 20	57°C	52°C	54°C	54°C
May 21	57°C	52°C	54°C	54°C
May 22	57°C	52°C	54°C	55°C
May 23	59°C	54°C	54°C	56°C
May 24	57°C	54°C	54°C	55°C
May 25	59°C	54°C	54°C	56°C
May 26	59°C	54°C	54°C	56°C
May 27	59°C	55°C	54°C	56°C
May 28	59°C	57°C	54°C	57°C
May 29	55°C	57°C	54°C	56°C
May 30	55°C	59°C	54°C	57°C

Plymouth Climate and Swimming Opportunities in May

64°F

Average Day Air Temperature

46°F

Average Night Air Temperature

4 in

Precipitation Amount per Month

11 days

Number of Rainy Days

14 hrs

Daylight
per Day

8 hrs

Sunshine
per Day

10 mph

Average Wind Speed

66%

Average
humidity

Plymouth lies within the Massachusetts in United States. The average daytime temperature in Plymouth in May is 64°F (18°C), while the nighttime average is 47°F (8°C). There are typically 11 rainy days during the month, with a total precipitation of 3.5 inches (90 mm). The daylight duration in May in Plymouth is 14 hours, with an average of 8 hours of sunshine per day. The average wind speed in May is 10 mph (16 km/h), and the humidity level is around 66%.

The water temperature in Plymouth in May ranges from 45°F to 57°F (7°C to 14°C). At the beginning of the month, the average temperature is around 48°F (9°C), shifting to 50°F (10°C) by mid-May and reaching 55°F (13°C) in the last ten days. Overall, the average sea temperature in Plymouth for May is 52°F (11°C). Ideal conditions for a refreshing swim, though some may still find it a bit cool.

Sea Temperature in May in Nearby Cities

Frequently Asked Questions About Water Temperatures in May in Plymouth

What is the sea temperature in Plymouth in May?

The water temperature in the Atlantic Ocean in Plymouth in May ranges from 45°F to 57°F (7°C to 14°C).

Is it possible to swim in the Atlantic Ocean in Plymouth in May?

The average sea temperature in Plymouth in May is 52°F (11°C), and the air temperature is 64°F (18°C), so ideal conditions for a refreshing swim, though some may still find it a bit cool.