Pornichet weather in September 2025

Expect 21°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Pornichet in September. Check more long-term weather averages for Pornichet in September before you book your next holiday to France in 2025/2026.

21
21°C max day temperature
6
6 hours of sunshine per day
13
13 days with some rainfall
12
12°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
68
68 mm of monthly rainfall
5
5 (Moderate) UV index
17
17°C sea temperature

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Pornichet by month

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Destination

The September weather guide for France (Pornichet) 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 / mm) | Imperial (°F / inches)

More about France

How hot is it in Pornichet in September?

Daytime temperatures usually reach 21°C in Pornichet in September, falling to 12°C at night.

How sunny is it in Pornichet in September?

There are normally 6 hours of bright sunshine each day in Pornichet in September - that's 48% of daylight hours.

How warm is the sea around Pornichet in September?

The average sea temperature around Pornichet in September is 17°C.

Does it rain in Pornichet in September?

There are usually 13 days with some rain in Pornichet in September and the average monthly rainfall is 68mm.

Pornichet September sunrise & sunset times

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

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

Date	Sunrise times	Sunset times
Monday, 1st September 2025	06:29	19:49
Monday, 15th September 2025	06:47	19:21
Tuesday, 30th September 2025	07:07	18:51

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France - quick facts
Flight time^✝	1.5 to 2.5 hours
Time difference	UK +1 hour
Language(s)	French
Currency	Euro
Electricity	C + E plug (230V)
Driving side	Right
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Tourist info	Atout France