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Sea Temperature in Grayan-et-l'Hôpital in September
Complete information on the sea temperature range in the Bay of Biscay in Grayan-et-l'Hôpital in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Grayan-et-l'Hôpital. 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 Grayan-et-l'Hôpital in September
16°C
MINIMUN
20°C
AVERAGE
24°C
MAXIMUM
Historical Data of Water Temperature in September in Grayan-et-l'Hôpital
Water Temperature Chart for Bay of Biscay in Grayan-et-l'Hôpital in September
Sea Temperature Table in Grayan-et-l'Hôpital in September Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Sep 1 | 20°C | 21°C | 21°C | 20.5°C |
| Sep 2 | 20°C | 21°C | 21°C | 20.5°C |
| Sep 3 | 20°C | 21°C | 21°C | 20.5°C |
| Sep 4 | 21°C | 21°C | 21°C | 21.0°C |
| Sep 5 | 20°C | 20°C | 20°C | 20.0°C |
| Sep 6 | 21°C | 20°C | 20°C | 20.3°C |
| Sep 7 | 20°C | 20°C | 20°C | 19.8°C |
| Sep 8 | 21°C | 20°C | 20°C | 20.0°C |
| Sep 9 | 21°C | 20°C | 20°C | 20.0°C |
| Sep 10 | 21°C | 20°C | 20°C | 20.0°C |
| Sep 11 | 21°C | 19°C | 19°C | 19.5°C |
| Sep 12 | 21°C | 19°C | 19°C | 19.5°C |
| Sep 13 | 21°C | 19°C | 19°C | 19.5°C |
| Sep 14 | 20°C | 19°C | 19°C | 19.3°C |
| Sep 15 | 21°C | 19°C | 19°C | 19.5°C |
| Sep 16 | 20°C | 19°C | 19°C | 19.3°C |
| Sep 17 | 20°C | 18°C | 18°C | 18.8°C |
| Sep 18 | 21°C | 18°C | 18°C | 18.8°C |
| Sep 19 | 20°C | 18°C | 18°C | 18.5°C |
| Sep 20 | 19°C | 18°C | 18°C | 18.3°C |
| Sep 21 | 19°C | 18°C | 18°C | 18.3°C |
| Sep 22 | 20°C | 18°C | 18°C | 18.5°C |
| Sep 23 | 19°C | 17°C | 17°C | 17.8°C |
| Sep 24 | 19°C | 17°C | 17°C | 17.8°C |
| Sep 25 | 20°C | 17°C | 17°C | 18.0°C |
| Sep 26 | 19°C | 17°C | 17°C | 17.8°C |
| Sep 27 | 18°C | 17°C | 17°C | 17.5°C |
| Sep 28 | 18°C | 17°C | 17°C | 17.5°C |
| Sep 29 | 19°C | 16°C | 16°C | 17.5°C |
Grayan-et-l'Hôpital Climate and Swimming Opportunities in September
23°C
Average Day Air Temperature
14°C
Average Night Air Temperature
66 mm
Precipitation Amount per Month
10 days
Number of Rainy Days
12 hrs
Daylight
per Day
7 hrs
Sunshine
per Day
15 km/h
Average Wind Speed
77%
Average
humidity
Grayan-et-l'Hôpital lies within the Nouvelle-Aquitaine in France. The average daytime temperature in Grayan-et-l'Hôpital in September is 23°C (74°F), while the nighttime average is 14°C (57°F). There are typically 10 rainy days during the month, with a total precipitation of 66 mm (2.6 inches). The daylight duration in September in Grayan-et-l'Hôpital is 12 hours, with an average of 7 hours of sunshine per day. The average wind speed in September is 15 km/h (9 mph), and the humidity level is around 77%.
The water temperature in Grayan-et-l'Hôpital in September ranges from 17°C to 21°C (63°F to 70°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 Grayan-et-l'Hôpital 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 Grayan-et-l'Hôpital
What is the sea temperature in Grayan-et-l'Hôpital in September?
The water temperature in the Bay of Biscay in Grayan-et-l'Hôpital in September ranges from 17°C to 21°C (63°F to 70°F).
Is it possible to swim in the Bay of Biscay in Grayan-et-l'Hôpital in September?
The average sea temperature in Grayan-et-l'Hôpital in September is 19°C (66°F), and the air temperature is 23°C (74°F), so very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.