Nantes weather

Our guide to the weather in Nantes during October

18

Average high

3

UV Index

82mm

Monthly rainfall

16

Sea temperature

We've looked at the most up-to-date weather data for Nantes, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Nantes weather in October.

What's the temperature like in Nantes during October?

The temperature reaches around 18℃ during the daytime in October, falling away to 11℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in Nantes during October?

On average, there will be 5 rainy days during the month, amounting to 81.9mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Nantes during October?

You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during October. With moderate air temperatures, any breeze will feel cool.

How warm is the sea in Nantes during October?

The water around Nantes is a bracing 16℃ during October and would be considered too cold for swimming. Those who are a bit more hardy or frequently swim in cooler open water might want to take a quick dip. A wetsuit would be advisable if you wish to spend longer than 5 minutes in the water.

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Weather in Nantes

Our month-by-month guide to the weather and climate in Nantes

9.0

Nantes weather in

January
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Nantes weather in

February
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March
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Nantes weather in

April
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Nantes weather in

May
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Nantes weather in

June
24.9

Nantes weather in

July
25.2

Nantes weather in

August
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Nantes weather in

September
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Nantes weather in

October
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November
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December