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Hourly Forecast
Daylight Hours
08:15
Sunrise
19:40
Sunset
Moon
Waning Gibbous
21:11
Moonrise
13:04
Moonset
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View stargazing scoreWeather in Saint-Briac-sur-Mer today, September 30, 2026
Saint-Briac-sur-Mer looks cloudy on September 30, 2026, with grey skies for much of the day. Sunshine stays limited, so the overall tone is muted from the morning onward. Early hours look the most unsettled, with rain probability near 50% by 06:00. The thickest cloud arrives around 03:00, reaching about 100%.
Expect highs of 22°C and cooler readings close to 17°C. The air stays humid, with relative humidity between 54% and 86% and the peak around 06:00. Winds stay light, near 5.5 km/h by 17:00, so the day feels still more than breezy.
The afternoon should feel quieter than the damp start, with rain probability easing to about 0% after morning values near 50%. Cloud cover stays around 100% by 14:00. Visibility holds near 34.6 km, though it can fall to 25.6 km. The sun rises at 08:15 and sets at 19:40, for a total of 11 hours 25 minutes of sunlight today.
In short, treat September 30, 2026 in Saint-Briac-sur-Mer as a damp day: pack covers, watch the wetter hours, and expect a high near 22°C.
Frequently asked questions about weather in Saint-Briac-sur-Mer
How warm does it get in Saint-Briac-sur-Mer?
The warmest month in Saint-Briac-sur-Mer is August, with average high temperatures of 23°C. The average temperature during this period is around 18°C.
How cold does it get in Saint-Briac-sur-Mer?
The coldest month in Saint-Briac-sur-Mer is January, with average low temperatures of 4°C. The average temperature during this period is around 7°C.
What is the wettest time of year in Saint-Briac-sur-Mer?
The wettest month in Saint-Briac-sur-Mer is October, with an average of 78mm of precipitation.
What is the driest time of year in Saint-Briac-sur-Mer?
The driest month in Saint-Briac-sur-Mer is August, with an average of 49mm of precipitation.
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