Saint-Nazaire
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Saint-Nazaire Weather in September

September in Saint-Nazaire brings pleasant temperatures, with highs of 22°C (72°F) and nights dropping to 14°C (57°F). With excellent weather conditions overall, it's a good time to visit.

Rainfall in Saint-Nazaire in September

Climate statistics over the past 30 years suggest around 13 days of rain, with 58 mm (2.3 in) average for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Saint-Nazaire in September

September is a excellent month in Saint-Nazaire, with 22°C (72°F) during the day and 14°C (57°F) at night. Conditions are often most pleasant around the middle of the day. Nights cool down to 14°C (57°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Saint-Nazaire in September

Enjoy a sunny month with about 195 hours of sunshine, the clear skies make Saint-Nazaire even more beautiful.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

Saint-Nazaire Temperature in September

Min Temperature
14°C (57°F)
Max Temperature
22°C (72°F)
Chance of Rain
43%
Precipitation
58 mm (2.3 in)
Rainy days
13 days
Humidity
80% *
Sunshine
195 hours *
Percentage Sunshine
51% *
* Data from: Nantes, France (50 KM, 31 Miles).

Saint-Nazaire Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Saint-Nazaire - and find the best time to visit.

Best Places in France in September

Find out more about the weather in France and which places have the best travel conditions in this month. See all of France in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Saint-Nazaire in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Saint-Nazaire in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    6/10
  • Cycling
    10/10
  • Walking
    10/10
  • Camping
    8/10
  • Outdoor sports
    10/10

Saint-Nazaire 3-Day Forecast

More climate data for Saint-Nazaire

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

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