Sea Temperature in Treguennec in May

Complete information on the sea temperature range in the Bay of Biscay in Treguennec in May. Historical daily data. Climate details for May. Tips on swimming conditions and beach relaxation in Treguennec. 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 Treguennec in May

52°F

MINIMUN

57°F

AVERAGE

63°F

MAXIMUM

Historical Data of Water Temperature in May in Treguennec

Water Temperature Chart for Bay of Biscay in Treguennec in May

Sea Temperature Table in Treguennec in May Over the Past Years

Day	2024	2023	2022	Average
May 1	54°C	54°C	54°C	54°C
May 2	54°C	54°C	54°C	54°C
May 3	54°C	54°C	54°C	54°C
May 4	54°C	55°C	54°C	55°C
May 5	55°C	57°C	54°C	55°C
May 6	54°C	57°C	55°C	55°C
May 7	55°C	57°C	55°C	56°C
May 8	55°C	57°C	55°C	56°C
May 9	55°C	55°C	55°C	55°C
May 10	54°C	55°C	55°C	55°C
May 11	55°C	55°C	55°C	56°C
May 12	55°C	55°C	57°C	56°C
May 13	55°C	55°C	57°C	56°C
May 14	55°C	57°C	57°C	57°C
May 15	55°C	57°C	57°C	57°C
May 16	55°C	55°C	57°C	56°C
May 17	55°C	55°C	57°C	56°C
May 18	55°C	55°C	59°C	57°C
May 19	55°C	57°C	59°C	58°C
May 20	55°C	57°C	57°C	57°C
May 21	55°C	57°C	57°C	57°C
May 22	55°C	57°C	57°C	57°C
May 23	55°C	61°C	57°C	58°C
May 24	54°C	61°C	61°C	59°C
May 25	55°C	59°C	61°C	59°C
May 26	55°C	61°C	61°C	59°C
May 27	55°C	59°C	59°C	58°C
May 28	57°C	61°C	61°C	60°C
May 29	57°C	61°C	59°C	59°C
May 30	57°C	63°C	59°C	60°C

Treguennec Climate and Swimming Opportunities in May

64°F

Average Day Air Temperature

50°F

Average Night Air Temperature

3 in

Precipitation Amount per Month

11 days

Number of Rainy Days

15 hrs

Daylight
per Day

7 hrs

Sunshine
per Day

13 mph

Average Wind Speed

81%

Average
humidity

Treguennec lies within the Brittany in France. The average daytime temperature in Treguennec in May is 18°C (64°F), while the nighttime average is 10°C (50°F). There are typically 11 rainy days during the month, with a total precipitation of 72 mm (2.8 inches). The daylight duration in May in Treguennec is 15 hours, with an average of 7 hours of sunshine per day. The average wind speed in May is 22 km/h (14 mph), and the humidity level is around 81%.

The water temperature in Treguennec in May ranges from 11°C to 15°C (52°F to 59°F). At the beginning of the month, the average temperature is around 13°C (55°F), shifting to 13°C (55°F) by mid-May and reaching 15°C (59°F) in the last ten days. Overall, the average sea temperature in Treguennec for May is 14°C (57°F). 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 Treguennec

What is the sea temperature in Treguennec in May?

The water temperature in the Bay of Biscay in Treguennec in May ranges from 11°C to 15°C (52°F to 59°F).

Is it possible to swim in the Bay of Biscay in Treguennec in May?

The average sea temperature in Treguennec in May is 14°C (57°F), and the air temperature is 18°C (64°F), so ideal conditions for a refreshing swim, though some may still find it a bit cool.