Last updated: August 23, 2025
In September, the average temperature in Octeville-sur-Mer, France is a pleasant 17°C (62°F). Expect a minimum of 9°C (49°F) and a maximum of 26°C (80°F), offering a delightful range for outdoor activities. However, be prepared for some rain, with 86 mm (3.4 in) of precipitation spread over about 12 days. The air tends to be quite humid, with an average humidity level of 76%, adding to the atmospheric charm of the season.
In September in Octeville-sur-Mer, the average temperature is 17°C (62°F), with maximums reaching 26°C (80°F) and minimums dropping to as low as 9°C (49°F). This pleasant climate makes it a great time to explore outdoor activities and enjoy the local scenery.
In Octeville-sur-Mer in September, the precipitation amount is 86 mm (3.4 in) over a span of 12 days.
In Octeville-sur-Mer in September, humidity is 76%. With an average temperature of 17°C (62°F), this humidity feels like a warm, enveloping embrace, making travel feel slightly more challenging as it can lead to a sticky discomfort, especially during outdoor excursions.
In Octeville-sur-Mer in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Octeville-sur-Mer, you can refer to this Hourly UV Index in Octeville-sur-Mer.
UV Risk Categories
Weather in Octeville-sur-Mer varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Octeville-sur-Mer, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 7°C (44°F) | 88 mm (3.4 inches) | 91% | low |
| February Weather | 7°C (45°F) | 86 mm (3.4 inches) | 89% | moderate |
| March Weather | 8°C (48°F) | 85 mm (3.3 inches) | 85% | moderate |
| April Weather | 10°C (51°F) | 32 mm (1.3 inches) | 84% | high |
| May Weather | 13°C (56°F) | 75 mm (3.0 inches) | 82% | high |
| June Weather | 16°C (62°F) | 73 mm (2.9 inches) | 80% | very high |
| July Weather | 18°C (65°F) | 49 mm (1.9 inches) | 73% | very high |
| August Weather | 18°C (65°F) | 78 mm (3.1 inches) | 68% | very high |
| September Weather | 17°C (62°F) | 86 mm (3.4 inches) | 76% | high |
| October Weather | 14°C (57°F) | 119 mm (4.7 inches) | 88% | moderate |
| November Weather | 10°C (50°F) | 124 mm (4.9 inches) | 92% | low |
| December Weather | 8°C (47°F) | 173 mm (6.8 inches) | 93% | low |