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Saint-Sébastien-sur-Loire Weather by Month
Average temperatures, rainfall and humidity for Saint-Sébastien-sur-Loire, France, month by month, built from OpenWeather's historical records. Use it to see what a typical Saint-Sébastien-sur-Loire month looks like before you travel — then check the live Saint-Sébastien-sur-Loire forecast for the days ahead.
Warmest month
July
26°C average high
Coolest month
January
4°C average low
Wettest month
November
58 mm of rain
Driest month
July
14 mm of rain
Average temperature and rainfall in Saint-Sébastien-sur-Loire by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 9°C | 4°C | -9°C / 16°C | 55 mm | 88% | 14 km/h |
| February | 11°C | 4°C | -7°C / 21°C | 43 mm | 84% | 15 km/h |
| March | 13°C | 5°C | -3°C / 24°C | 41 mm | 78% | 14 km/h |
| April | 17°C | 7°C | -2°C / 28°C | 35 mm | 72% | 13 km/h |
| May | 20°C | 10°C | 2°C / 35°C | 31 mm | 74% | 13 km/h |
| June | 24°C | 14°C | 7°C / 44°C | 30 mm | 72% | 12 km/h |
| July | 26°C | 15°C | 8°C / 42°C | 14 mm | 69% | 12 km/h |
| August | 26°C | 15°C | 7°C / 41°C | 25 mm | 72% | 11 km/h |
| September | 23°C | 12°C | 4°C / 35°C | 27 mm | 76% | 11 km/h |
| October | 18°C | 10°C | 1°C / 30°C | 42 mm | 84% | 12 km/h |
| November | 13°C | 7°C | -2°C / 21°C | 58 mm | 87% | 13 km/h |
| December | 11°C | 5°C | -6°C / 17°C | 45 mm | 88% | 14 km/h |
Best time to visit Saint-Sébastien-sur-Loire
The most comfortable time to visit Saint-Sébastien-sur-Loire is generally June and August to September, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around November, totalling about 446 mm a year.
Travellers who prefer heat should aim for July, when highs average 26°C. November is the month to avoid if rain would spoil your plans — it averages 58 mm, roughly 4× the rainfall of July.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Saint-Sébastien-sur-Loire forecast for what is happening now.