Saint-Nazaire weather live forecast

Today's maximum temperature in Saint-Nazaire is expected to be 24°C. Select a day from the live weather forecast for Saint-Nazaire, France for more weather parameters.

Wednesday
26th Aug
24

18

2

4
Thursday
27th Aug
23

17

5

5
Friday
28th Aug
22

17

5

4
Saturday
29th Aug
22

18

2

5
Sunday
30th Aug
22

19

5

5

5-day weather forecast updated at 04:01 on Wednesday 26th August 2026 GMT

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The 5-day weather forecast for France (Saint-Nazaire) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Saint-Nazaire weather forecast by day

Below are the detailed weather forecasts for Saint-Nazaire for the next 5 days.

Saint-Nazaire weather for Wednesday 26th August 2026

Expect isolated thunderstorms in Saint-Nazaire, France with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 80% chance of some rain and a moderate breeze of 20 kph from the south-east.

24
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
4
UV index (Moderate)
80
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
20
kph wind from SE

Saint-Nazaire weather for Thursday 27th August 2026

Expect broken clouds in Saint-Nazaire, France with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south-west.

23
°C maximum temperature
17
°C minimum temperature
broken clouds
5
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
18
kph wind from SW

Saint-Nazaire weather for Friday 28th August 2026

Expect isolated thunderstorms in Saint-Nazaire, France with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 53% chance of some rain and a moderate breeze of 28 kph from the west.

22
°C maximum temperature
17
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
4
UV index (Moderate)
53
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
28
kph wind from W

Saint-Nazaire weather for Saturday 29th August 2026

Expect mostly cloudy with rain in Saint-Nazaire, France with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 63% chance of some rain and a fresh breeze of 31 kph from the south-west.

22
°C maximum temperature
18
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
5
UV index (Moderate)
63
% chance of some rain
<10
mm of rainfall expected
22
°C wind chill
31
kph wind from SW

Saint-Nazaire weather for Sunday 30th August 2026

Expect mostly cloudy with light rain in Saint-Nazaire, France with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 64% chance of some rain and a moderate breeze of 24 kph from the west.