Vannes weather in September 2025

Expect daytime maximum temperatures of 70°F in Vannes, France in September based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 2.7 inches of rainfall in the month.

  • 70°F maximum daytime temperature in September in Vannes70
    70°F max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in September in Vannes13
    13 days with some rainfall
  • 54°F minimum night-time temperature in September in Vannes54
    54°F min night temperature
  • 13 hours of daylight per day in September in Vannes13
    13 hours of daylight per day
  • No heat & humidity in September in Vannes0
    No heat & humidity
  • 2.7 inches monthly rainfall in September in Vannes2.7
    2.7 inches of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Vannes5
    5 (Moderate) UV index
  • 63°F sea temperature in September in Vannes63
    63°F sea temperature

More about Vannes

Vannes by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for France

Pierre & Vacances: €1 deposits on summer 2025

  • Pay just €1 deposits to secure summer 2025 holidays
  • Book holidays to France, Spain, Italy, Portugal & more
  • Travel between 1st Jun & 30th Sep 2025 (inclusive)
Go to Pierre & Vacances deal >>

Expires at 23:59 on Sunday 1st Jun 2025 · View all Pierre & Vacances offers

Pierre & VacancesHoliday accomodation

The September weather guide for France (Vannes) 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)

Back to top

More about France

How hot is it in Vannes in September?

Daytime temperatures usually reach 70°F in Vannes in September, falling to 54°F at night.

How sunny is it in Vannes in September?

There are normally 6 hours of bright sunshine each day in Vannes in September - that's 47% of daylight hours.

How warm is the sea around Vannes in September?

The average sea temperature around Vannes in September is 63°F.

Does it rain in Vannes in September?

There are usually 13 days with some rain in Vannes in September and the average monthly rainfall is 2.7 inches.

Vannes September sunrise & sunset times

Browse the sunrise and sunset times for Vannes in September 2025. Select a month to view Vannes sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:30 19:51
Monday, 15th September 2025 06:48 19:23
Tuesday, 30th September 2025 07:09 18:52

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^