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Sea Temperature in Saint-Trojan-les-Bains in September
Complete information on the sea temperature range in the Bay of Biscay in Saint-Trojan-les-Bains in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Saint-Trojan-les-Bains. 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 Saint-Trojan-les-Bains in September
16°C
MINIMUN
19.5°C
AVERAGE
23°C
MAXIMUM
Historical Data of Water Temperature in September in Saint-Trojan-les-Bains
Water Temperature Chart for Bay of Biscay in Saint-Trojan-les-Bains in September
Sea Temperature Table in Saint-Trojan-les-Bains in September Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Sep 1 | 20°C | 20°C | 21°C | 20.0°C |
| Sep 2 | 20°C | 20°C | 21°C | 20.0°C |
| Sep 3 | 20°C | 20°C | 21°C | 20.0°C |
| Sep 4 | 20°C | 20°C | 21°C | 20.0°C |
| Sep 5 | 21°C | 20°C | 21°C | 20.3°C |
| Sep 6 | 20°C | 20°C | 20°C | 19.8°C |
| Sep 7 | 21°C | 19°C | 20°C | 19.8°C |
| Sep 8 | 20°C | 19°C | 20°C | 19.5°C |
| Sep 9 | 21°C | 19°C | 20°C | 19.8°C |
| Sep 10 | 19°C | 19°C | 20°C | 19.3°C |
| Sep 11 | 20°C | 19°C | 19°C | 19.3°C |
| Sep 12 | 20°C | 19°C | 19°C | 19.0°C |
| Sep 13 | 20°C | 18°C | 19°C | 18.8°C |
| Sep 14 | 21°C | 18°C | 19°C | 19.0°C |
| Sep 15 | 20°C | 18°C | 18°C | 18.5°C |
| Sep 16 | 20°C | 18°C | 18°C | 18.3°C |
| Sep 17 | 20°C | 18°C | 18°C | 18.3°C |
| Sep 18 | 20°C | 18°C | 18°C | 18.3°C |
| Sep 19 | 20°C | 17°C | 18°C | 18.0°C |
| Sep 20 | 20°C | 17°C | 18°C | 18.0°C |
| Sep 21 | 19°C | 17°C | 18°C | 17.8°C |
| Sep 22 | 19°C | 17°C | 19°C | 18.0°C |
| Sep 23 | 19°C | 17°C | 19°C | 18.0°C |
| Sep 24 | 18°C | 17°C | 19°C | 17.8°C |
| Sep 25 | 19°C | 16°C | 19°C | 17.8°C |
| Sep 26 | 19°C | 16°C | 19°C | 17.8°C |
| Sep 27 | 19°C | 16°C | 19°C | 18.0°C |
| Sep 28 | 19°C | 16°C | 20°C | 18.3°C |
| Sep 29 | 18°C | 16°C | 20°C | 18.0°C |
Saint-Trojan-les-Bains Climate and Swimming Opportunities in September
22°C
Average Day Air Temperature
14°C
Average Night Air Temperature
61 mm
Precipitation Amount per Month
9 days
Number of Rainy Days
12 hrs
Daylight
per Day
7 hrs
Sunshine
per Day
16 km/h
Average Wind Speed
78%
Average
humidity
Saint-Trojan-les-Bains lies within the Nouvelle-Aquitaine in France. The average daytime temperature in Saint-Trojan-les-Bains in September is 22°C (71°F), while the nighttime average is 14°C (57°F). There are typically nine rainy days during the month, with a total precipitation of 61 mm (2.4 inches). The daylight duration in September in Saint-Trojan-les-Bains is 12 hours, with an average of 7 hours of sunshine per day. The average wind speed in September is 16 km/h (10 mph), and the humidity level is around 78%.
The water temperature in Saint-Trojan-les-Bains in September ranges from 17°C to 20°C (63°F to 68°F). At the beginning of the month, the average temperature is around 20°C (68°F), shifting to 19°C (66°F) by mid-September and reaching 18°C (64°F) in the last ten days. Overall, the average sea temperature in Saint-Trojan-les-Bains for September 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 September in Nearby Cities
Frequently Asked Questions About Water Temperatures in September in Saint-Trojan-les-Bains
What is the sea temperature in Saint-Trojan-les-Bains in September?
The water temperature in the Bay of Biscay in Saint-Trojan-les-Bains in September ranges from 17°C to 20°C (63°F to 68°F).
Is it possible to swim in the Bay of Biscay in Saint-Trojan-les-Bains in September?
The average sea temperature in Saint-Trojan-les-Bains in September is 19°C (66°F), and the air temperature is 22°C (71°F), so very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.