| Mon May 20 | Tue May 21 | Wed May 22 | Thu May 23 | |
| Tmin 18-06 |
10°C | 12°C | 12°C | 9°C |
| Tmax 06-18 |
16°C | 20°C | 19°C | 15°C |
| morning 24-06 |
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| a.m. 06-12 |
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| p.m. 12-18 |
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| evening 18-24 |
| Nearby Forecast Locations - Saint-Nazaire | Distance |
| Chemoulin | 13.7 km |
| Mesquer | 24.1 km |
| Pornic | 24.6 km |
| La Turballe | 25.2 km |
| Forecast: Saint-Nazaire Region Expect a mix of sun and clouds in the days to come. But Thursday some rain is to be expected. The daily high falls from 19 degrees on Tuesday to 14 degrees on Thursday. |