La Grande-Motte weather in September 2026

Expect daytime maximum temperatures of 77°F in La Grande-Motte, France in September based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 3.0 inches of rainfall in the month.

• 77
  77°F max day temperature
• 8
  8 hours of sunshine per day
• 7
  7 days with some rainfall
• 59
  59°F min night temperature
• 12
  12 hours of daylight per day
• 0
  No heat & humidity
• 3.0
  3.0 inches of monthly rainfall
• 5
  5 (Moderate) UV index
• 68
  68°F sea temperature

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The September weather guide for France (La Grande-Motte) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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La Grande-Motte September sunrise & sunset times

Browse the sunrise and sunset times for La Grande-Motte in September 2026. Select a month to view La Grande-Motte sunrise and sunset times for the next 12 months.

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