Sea Temperature in San Sebastian in June

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

61°F

MINIMUN

67°F

AVERAGE

73°F

MAXIMUM

Historical Data of Water Temperature in June in San Sebastian

Water Temperature Chart for Bay of Biscay in San Sebastian in June

Sea Temperature Table in San Sebastian in June Over the Past Years

Day	2024	2023	2022	Average
Jun 1	64°C	68°C	61°C	64°C
Jun 2	63°C	68°C	61°C	64°C
Jun 3	64°C	68°C	61°C	65°C
Jun 4	63°C	68°C	61°C	64°C
Jun 5	64°C	70°C	61°C	65°C
Jun 6	63°C	68°C	61°C	64°C
Jun 7	64°C	70°C	61°C	65°C
Jun 8	64°C	68°C	61°C	64°C
Jun 9	64°C	68°C	61°C	64°C
Jun 10	64°C	68°C	61°C	65°C
Jun 11	66°C	68°C	61°C	65°C
Jun 12	66°C	68°C	61°C	66°C
Jun 13	68°C	66°C	61°C	65°C
Jun 14	68°C	66°C	61°C	66°C
Jun 15	68°C	68°C	61°C	67°C
Jun 16	68°C	68°C	61°C	66°C
Jun 17	68°C	68°C	61°C	66°C
Jun 18	68°C	66°C	61°C	65°C
Jun 19	70°C	68°C	61°C	66°C
Jun 20	70°C	66°C	61°C	66°C
Jun 21	68°C	66°C	61°C	66°C
Jun 22	70°C	68°C	61°C	66°C
Jun 23	70°C	68°C	61°C	66°C
Jun 24	70°C	70°C	61°C	67°C
Jun 25	66°C	68°C	61°C	66°C
Jun 26	66°C	70°C	61°C	66°C
Jun 27	70°C	68°C	61°C	67°C
Jun 28	66°C	70°C	61°C	66°C
Jun 29	68°C	70°C	61°C	67°C

San Sebastian Climate and Swimming Opportunities in June

72°F

Average Day Air Temperature

59°F

Average Night Air Temperature

3 in

Precipitation Amount per Month

10 days

Number of Rainy Days

15 hrs

Daylight
per Day

7 hrs

Sunshine
per Day

8 mph

Average Wind Speed

77%

Average
humidity

San Sebastian lies within the Basque Country in Spain. The average daytime temperature in San Sebastian in June is 22°C (72°F), while the nighttime average is 15°C (59°F). There are typically 10 rainy days during the month, with a total precipitation of 72 mm (2.8 inches). The daylight duration in June in San Sebastian is 15 hours, with an average of 7 hours of sunshine per day. The average wind speed in June is 13 km/h (8 mph), and the humidity level is around 77%.

The water temperature in San Sebastian in June ranges from 17°C to 19°C (63°F to 66°F). At the beginning of the month, the average temperature is around 18°C (64°F), shifting to 19°C (66°F) by mid-June and reaching 19°C (66°F) in the last ten days. Overall, the average sea temperature in San Sebastian for June is 19°C (66°F). Very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.

Sea Temperature in June in Nearby Cities

Frequently Asked Questions About Water Temperatures in June in San Sebastian

What is the sea temperature in San Sebastian in June?

The water temperature in the Bay of Biscay in San Sebastian in June ranges from 17°C to 19°C (63°F to 66°F).

Is it possible to swim in the Bay of Biscay in San Sebastian in June?

The average sea temperature in San Sebastian in June is 19°C (66°F), and the air temperature is 22°C (72°F), so very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.