See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
20°
Overcast
Feels Like: 18°
Min: 16°
Max: 21°
The next few hours will be overcast, with today reaching 21°C and dropping to 15°C. The coming days will be cloudy
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
08:15
Sunrise
19:41
Sunset
Moon
Waning Gibbous
21:16
Moonrise
13:00
Moonset
Daily Forecast
Today
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Air Quality Data Available
Upgrade to access real-time air quality data for Saint-Martin-sur-Oust.
Resources
UV Index
Humidity
Current stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Saint-Martin-sur-Oust.
View stargazing scoreWeather in Saint-Martin-sur-Oust today, September 30, 2026
Saint-Martin-sur-Oust starts September 30, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. The first half of the day looks overcast, as cloud amounts reach about 94% around 11:00. Brighter weather, if it comes, waits until later.
Temperatures climb from an overnight low near 16°C toward a daytime high of about 21°C. Moisture in the air spans 68%-92%, with the highest values around 23:00. Expect gentle winds, highest near 18:00 at 5.2 km/h.
Expect persistent cloud later on, with amounts around 100% by 12:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 32.3 km on average, though it can drop toward 18.7 km in thicker cloud or showers. Daylight runs from 08:15 to 19:41, lasting 11 hours 26 minutes of sunlight today.
Taken together, Saint-Martin-sur-Oust looks wet enough on September 30, 2026 that flexible outdoor plans work best, with temperatures peaking near 21°C.
Explore more weather forecasts
- Vannes, Bretagne
- Paris, Île-de-France
- Bruz, Bretagne
- Marseille, Provence-Alpes-Côte d'Azur
- Auray, Bretagne
- Lyon, Auvergne-Rhône-Alpes
- Rennes, Bretagne
- Toulouse, Occitanie
- Loudéac, Bretagne
- Nice, Provence-Alpes-Côte d'Azur
- Cesson-Sévigné, Bretagne
- Nantes, Pays de la Loire
- Pontivy, Bretagne
- Marne La Vallée, Île-de-France
- Hennebont, Bretagne
- Strasbourg, Grand Est
