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24°
Partly Cloudy
Feels Like: 23°
Min: 19°
Max: 26°
The next few hours will be clear, with today reaching 26°C and dropping to 21°C. The coming days will be windy
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
07:51
Sunrise
19:23
Sunset
Moon
Waning Gibbous
21:17
Moonrise
12:16
Moonset
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View stargazing scoreWeather in Saint-Nazaire today, September 30, 2026
Saint-Nazaire 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. Expect a brighter morning, with limited cloud around 52% by 11:00. Conditions start on a settled note.
Temperatures climb from an overnight low near 19°C toward a daytime high of about 26°C. The air stays humid, with relative humidity between 68% and 94% and the peak around 23:00. Airflow remains manageable, reaching about 2.8 km/h around 16:00.
Afternoon skies stay clogged, peaking close to 100% near 15:00. The grey theme continues rather than clearing out. Visibility holds near 30.8 km, though it can fall to 12.8 km. The sun rises at 07:51 and sets at 19:23, for a total of 11 hours 31 minutes of sunlight today.
In short, cloud leads the story in Saint-Nazaire on September 30, 2026; expect limited sun and a peak around 26°C.
Frequently asked questions about weather in Saint-Nazaire
How warm does it get in Saint-Nazaire?
The warmest month in Saint-Nazaire is August, with average high temperatures of 31°C. The average temperature during this period is around 26°C.
How cold does it get in Saint-Nazaire?
The coldest month in Saint-Nazaire is January, with average low temperatures of 5°C. The average temperature during this period is around 8°C.
What is the wettest time of year in Saint-Nazaire?
The wettest month in Saint-Nazaire is October, with an average of 71mm of precipitation.
What is the driest time of year in Saint-Nazaire?
The driest month in Saint-Nazaire is July, with an average of 21mm of precipitation.
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