September Weather in Les Sables-d'Olonne

Last updated: March 2, 2024

The weather in Les Sables-d'Olonne, France, during September is characterized by an average temperature of 18°C (65°F). Highs can soar to 25°C (78°F), while lows may dip to 12°C (53°F). Typically, the humidity level in Les Sables-d'Olonne throughout September hovers around 75%.

12°C (53°F)

Minimum temperature

18°C (65°F)

Average temperature

25°C (78°F)

Maximum temperature

75%

Humidity

Precipitation and Sunshine hours

In September, Les Sables-d'Olonne averages 46 mm (1.8 inches) of rainfall, typically over the course of 8 rainy days. The month enjoys an average of 12 hours 29 minutes of daylight, with the sun shining for approximately 11 hours 14 minutes each day. Additionally, there is a 53% probability of sunny days during this period.

46 mm (1.8 inches)

Precipitation

8 rainy days

Rainy days

11 hours 14 minutes

Sunshine hours

53%

Chance of sun

UV Index

In September, the UV Index in Les Sables-d'Olonne reaches a maximum of 6, indicating a level of High exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 25 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 0 1 1 2 3 5 6 6 6 5 3 2 1
Exposure Low Moderate High Moderate Low
Time to burn 45 min 30 min 25 min 30 min 45 min

Compare Les Sables-d'Olonne's Climate with Cities Worldwide