Saint-Brieuc
Weather by month
Current –

Saint-Brieuc Weather in September

September in Saint-Brieuc averages 21°C (70°F) during the day and 12°C (54°F) at night. The excellent conditions and moderate rainfall make it a solid month to visit.

Rainfall in Saint-Brieuc in September

Expect around 14 days of rain based on historical data, with 56 mm (2.2 in) average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Saint-Brieuc in September

September is a good time to be in Saint-Brieuc. Days are excellent, reaching 21°C (70°F), with nights around 12°C (54°F). September is typically considered a summer month. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows of 12°C (54°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Saint-Brieuc in September

With about 169 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Saint-Brieuc.

Saint-Brieuc Temperature in September

Min Temperature
12°C (54°F)
Max Temperature
21°C (70°F)
Chance of Rain
45%
Precipitation
56 mm (2.2 in)
Rainy days
14 days
Humidity
82% *
Sunshine
169 hours *
Percentage Sunshine
*
* Data from: Saint Malo, France (56 KM, 35 Miles).

Saint-Brieuc Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Saint-Brieuc - 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-Brieuc 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Saint-Brieuc 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-Brieuc 3-Day Forecast

More climate data for Saint-Brieuc

Popular in September

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

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.