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Sea Temperature in San Sebastian in August
Complete information on the sea temperature range in the Bay of Biscay in San Sebastian in August. Historical daily data. Climate details for August. 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 August
20°C
MINIMUN
22.5°C
AVERAGE
25°C
MAXIMUM
Historical Data of Water Temperature in August in San Sebastian
Water Temperature Chart for Bay of Biscay in San Sebastian in August
Sea Temperature Table in San Sebastian in August Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Aug 1 | 22°C | 24°C | 22°C | 22.5°C |
| Aug 2 | 21°C | 23°C | 22°C | 22.3°C |
| Aug 3 | 22°C | 23°C | 22°C | 22.5°C |
| Aug 4 | 21°C | 23°C | 23°C | 22.5°C |
| Aug 5 | 22°C | 22°C | 22°C | 22.3°C |
| Aug 6 | 21°C | 23°C | 22°C | 22.3°C |
| Aug 7 | 22°C | 23°C | 22°C | 22.5°C |
| Aug 8 | 22°C | 23°C | 22°C | 22.5°C |
| Aug 9 | 22°C | 23°C | 22°C | 22.8°C |
| Aug 10 | 21°C | 23°C | 22°C | 22.3°C |
| Aug 11 | 21°C | 24°C | 24°C | 23.0°C |
| Aug 12 | 22°C | 23°C | 22°C | 22.5°C |
| Aug 13 | 21°C | 24°C | 22°C | 22.8°C |
| Aug 14 | 22°C | 24°C | 23°C | 23.3°C |
| Aug 15 | 22°C | 23°C | 23°C | 23.0°C |
| Aug 16 | 22°C | 23°C | 22°C | 22.5°C |
| Aug 17 | 20°C | 23°C | 22°C | 22.0°C |
| Aug 18 | 21°C | 23°C | 22°C | 22.3°C |
| Aug 19 | 21°C | 23°C | 22°C | 22.3°C |
| Aug 20 | 22°C | 23°C | 22°C | 22.8°C |
| Aug 21 | 21°C | 23°C | 22°C | 22.3°C |
| Aug 22 | 22°C | 23°C | 22°C | 22.5°C |
| Aug 23 | 23°C | 23°C | 22°C | 22.8°C |
| Aug 24 | 22°C | 24°C | 22°C | 22.8°C |
| Aug 25 | 22°C | 23°C | 22°C | 22.5°C |
| Aug 26 | 22°C | 23°C | 22°C | 22.5°C |
| Aug 27 | 23°C | 24°C | 22°C | 23.0°C |
| Aug 28 | 22°C | 24°C | 22°C | 22.5°C |
| Aug 29 | 22°C | 23°C | 22°C | 22.5°C |
| Aug 30 | 22°C | 23°C | 22°C | 22.3°C |
San Sebastian Climate and Swimming Opportunities in August
24°C
Average Day Air Temperature
17°C
Average Night Air Temperature
83 mm
Precipitation Amount per Month
9 days
Number of Rainy Days
14 hrs
Daylight
per Day
6 hrs
Sunshine
per Day
12 km/h
Average Wind Speed
78%
Average
humidity
San Sebastian lies within the Basque Country in Spain. The average daytime temperature in San Sebastian in August is 24°C (75°F), while the nighttime average is 17°C (62°F). There are typically nine rainy days during the month, with a total precipitation of 83 mm (3.3 inches). The daylight duration in August in San Sebastian is 14 hours, with an average of 6 hours of sunshine per day. The average wind speed in August is 12 km/h (7 mph), and the humidity level is around 78%.
The water temperature in San Sebastian in August ranges from 22°C to 23°C (72°F to 73°F). At the beginning of the month, the average temperature is around 22°C (72°F), shifting to 23°C (73°F) by mid-August and reaching 23°C (73°F) in the last ten days. Overall, the average sea temperature in San Sebastian for August is 23°C (73°F). Optimal swimming conditions. The water is warm, and the air is comfortable for drying off and sunbathing.
Sea Temperature in August in Nearby Cities
Frequently Asked Questions About Water Temperatures in August in San Sebastian
What is the sea temperature in San Sebastian in August?
The water temperature in the Bay of Biscay in San Sebastian in August ranges from 22°C to 23°C (72°F to 73°F).
Is it possible to swim in the Bay of Biscay in San Sebastian in August?
The average sea temperature in San Sebastian in August is 23°C (73°F), and the air temperature is 24°C (75°F), so optimal swimming conditions. The water is warm, and the air is comfortable for drying off and sunbathing.