Sea Temperature in Riantec in May

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

11°C

MINIMUN

14°C

AVERAGE

17°C

MAXIMUM

Historical Data of Water Temperature in May in Riantec

Water Temperature Chart for Bay of Biscay in Riantec in May

Sea Temperature Table in Riantec in May Over the Past Years

Day	2024	2023	2022	Average
May 1	13°C	14°C	12°C	12.8°C
May 2	13°C	14°C	12°C	12.8°C
May 3	13°C	14°C	12°C	13.0°C
May 4	13°C	14°C	12°C	13.0°C
May 5	13°C	14°C	12°C	12.8°C
May 6	12°C	14°C	13°C	13.0°C
May 7	12°C	15°C	13°C	13.0°C
May 8	13°C	15°C	13°C	13.5°C
May 9	13°C	15°C	13°C	13.8°C
May 10	13°C	15°C	13°C	13.8°C
May 11	13°C	16°C	13°C	14.0°C
May 12	13°C	14°C	14°C	13.8°C
May 13	13°C	14°C	14°C	13.8°C
May 14	13°C	14°C	14°C	13.8°C
May 15	14°C	14°C	14°C	14.3°C
May 16	13°C	14°C	14°C	13.8°C
May 17	13°C	14°C	14°C	14.0°C
May 18	13°C	14°C	15°C	14.0°C
May 19	13°C	14°C	15°C	14.3°C
May 20	13°C	15°C	14°C	14.5°C
May 21	13°C	15°C	15°C	14.5°C
May 22	13°C	16°C	14°C	14.8°C
May 23	13°C	16°C	14°C	14.8°C
May 24	13°C	16°C	16°C	15.3°C
May 25	13°C	16°C	16°C	15.3°C
May 26	13°C	16°C	16°C	15.0°C
May 27	13°C	16°C	16°C	15.3°C
May 28	13°C	16°C	16°C	15.0°C
May 29	14°C	17°C	16°C	15.8°C
May 30	14°C	17°C	16°C	15.5°C

Riantec Climate and Swimming Opportunities in May

18°C

Average Day Air Temperature

10°C

Average Night Air Temperature

59 mm

Precipitation Amount per Month

11 days

Number of Rainy Days

15 hrs

Daylight
per Day

7 hrs

Sunshine
per Day

19 km/h

Average Wind Speed

79%

Average
humidity

Riantec lies within the Brittany in France. The average daytime temperature in Riantec 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 59 mm (2.3 inches). The daylight duration in May in Riantec is 15 hours, with an average of 7 hours of sunshine per day. The average wind speed in May is 19 km/h (12 mph), and the humidity level is around 79%.

The water temperature in Riantec in May ranges from 12°C to 15°C (54°F to 59°F). At the beginning of the month, the average temperature is around 13°C (55°F), shifting to 14°C (57°F) by mid-May and reaching 15°C (59°F) in the last ten days. Overall, the average sea temperature in Riantec 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 Riantec

What is the sea temperature in Riantec in May?

The water temperature in the Bay of Biscay in Riantec in May ranges from 12°C to 15°C (54°F to 59°F).

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

The average sea temperature in Riantec 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.