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Sea Temperature in Saint-Jean-de-Monts in September
Complete information on the sea temperature range in the Atlantic Ocean in Saint-Jean-de-Monts in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Saint-Jean-de-Monts. 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-Jean-de-Monts in September
59°F
MINIMUN
65°F
AVERAGE
72°F
MAXIMUM
Historical Data of Water Temperature in September in Saint-Jean-de-Monts
Water Temperature Chart for Atlantic Ocean in Saint-Jean-de-Monts in September
Sea Temperature Table in Saint-Jean-de-Monts in September Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Sep 1 | 66°C | 63°C | 68°C | 65°C |
| Sep 2 | 66°C | 70°C | 68°C | 67°C |
| Sep 3 | 64°C | 63°C | 66°C | 64°C |
| Sep 4 | 66°C | 70°C | 66°C | 67°C |
| Sep 5 | 66°C | 64°C | 66°C | 65°C |
| Sep 6 | 66°C | 70°C | 66°C | 67°C |
| Sep 7 | 66°C | 66°C | 66°C | 66°C |
| Sep 8 | 68°C | 70°C | 66°C | 68°C |
| Sep 9 | 66°C | 70°C | 66°C | 67°C |
| Sep 10 | 66°C | 68°C | 66°C | 67°C |
| Sep 11 | 68°C | 70°C | 64°C | 66°C |
| Sep 12 | 68°C | 66°C | 64°C | 65°C |
| Sep 13 | 68°C | 64°C | 63°C | 64°C |
| Sep 14 | 68°C | 68°C | 63°C | 65°C |
| Sep 15 | 66°C | 68°C | 63°C | 64°C |
| Sep 16 | 66°C | 66°C | 63°C | 64°C |
| Sep 17 | 66°C | 64°C | 63°C | 64°C |
| Sep 18 | 66°C | 68°C | 63°C | 64°C |
| Sep 19 | 66°C | 70°C | 63°C | 65°C |
| Sep 20 | 64°C | 66°C | 63°C | 64°C |
| Sep 21 | 64°C | 66°C | 63°C | 64°C |
| Sep 22 | 64°C | 64°C | 63°C | 63°C |
| Sep 23 | 66°C | 63°C | 63°C | 63°C |
| Sep 24 | 64°C | 68°C | 63°C | 64°C |
| Sep 25 | 66°C | 63°C | 63°C | 63°C |
| Sep 26 | 64°C | 66°C | 63°C | 64°C |
| Sep 27 | 64°C | 63°C | 63°C | 63°C |
| Sep 28 | 64°C | 68°C | 63°C | 64°C |
| Sep 29 | 64°C | 66°C | 64°C | 64°C |
Saint-Jean-de-Monts Climate and Swimming Opportunities in September
72°F
Average Day Air Temperature
55°F
Average Night Air Temperature
2 in
Precipitation Amount per Month
9 days
Number of Rainy Days
12 hrs
Daylight
per Day
7 hrs
Sunshine
per Day
10 mph
Average Wind Speed
78%
Average
humidity
Saint-Jean-de-Monts lies within the Pays de la Loire in France. The average daytime temperature in Saint-Jean-de-Monts in September is 22°C (71°F), while the nighttime average is 13°C (56°F). There are typically nine rainy days during the month, with a total precipitation of 57 mm (2.2 inches). The daylight duration in September in Saint-Jean-de-Monts is 12 hours, with an average of 7 hours of sunshine per day. The average wind speed in September is 17 km/h (11 mph), and the humidity level is around 78%.
The water temperature in Saint-Jean-de-Monts in September ranges from 17°C to 19°C (63°F to 66°F). At the beginning of the month, the average temperature is around 19°C (66°F), shifting to 18°C (64°F) by mid-September and reaching 18°C (64°F) in the last ten days. Overall, the average sea temperature in Saint-Jean-de-Monts for September is 18°C (64°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-Jean-de-Monts
What is the sea temperature in Saint-Jean-de-Monts in September?
The water temperature in the Atlantic Ocean in Saint-Jean-de-Monts in September ranges from 17°C to 19°C (63°F to 66°F).
Is it possible to swim in the Atlantic Ocean in Saint-Jean-de-Monts in September?
The average sea temperature in Saint-Jean-de-Monts in September is 18°C (64°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.