Saint-Brieuc (Côtes d'Armor) in september: average Weather, Temperature and Climate
Weather in Saint-Brieuc (Côtes d'Armor) in september 2025
The weather in Saint-Brieuc (Côtes d'Armor) in the month of september comes from statistical datas on the last years. You can view the weather statistics for the whole month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather
Weather at 6am
56°F
Partly Cloudy
30% of time
28%
17%
14%
Weather at 12pm
67°F
Clear/Sunny
35% of time
29%
19%
15%
Weather at 6pm
63°F
Clear/Sunny
36% of time
29%
20%
13%
Weather at 3am
56°F
31%
28%
16%
12%
Evolution of daily average temperature and precipitation in Saint-Brieuc (Côtes d'Armor) in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Saint-Brieuc (Côtes d'Armor) in september.
The climate of Saint-Brieuc (Côtes d'Armor) in september is good
the weather in Saint-Brieuc (Côtes d'Armor) in september is relatively dry (with 2in of precipitation over 3 days). The weather is better from the previous month since in august it receives an average of 3.1in of rainfall over 5 days.
The climate nice in this location this month. The thermometer averaged maximum of 68°F. In the morning the temperature drops to 56°F. Thus, the mean temperature average in september in Saint-Brieuc (Côtes d'Armor) is 61°F. Note that seasonal normals are in contrast with those observed in Saint-Brieuc (Côtes d'Armor) in the month of september with a maximum record of 88°F in 2021 and a minimum record of 45°F in 2010. You can plan to have about 22 days with temperatures above 65°F, or 73% of the month.
On this month of september, day length in Saint-Brieuc (Côtes d'Armor) is generally 12:36. The sun rises at 06:48 and sets at 19:24.
With a good climate, this month is recommended to go in this locality.
Seasonal average climate and temperature of Saint-Brieuc (Côtes d'Armor) in september
Check below seasonal norms These datas are generated from the weather statements of the last years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 61°F | ||||
| Highest temperature | 68°F | ||||
| Lowest temperature | 56°F | ||||
| Highest record temperature | 88°F (2021) | ||||
| Lowest record temperature | 45°F (2010) | ||||
| Number of days at +65°F | 22 day(s) (73%) | ||||
| Sea temperature | |||||
| Average sea temperature | 65°F | ||||
| Lowest sea temperature | 63°F | ||||
| Highest sea temperature | 67°F | ||||
| Wind | |||||
| Wind speed | 19km/h | ||||
| Wind temperature | 54°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 2in | ||||
| Number of days with rainfall | 3 day(s) (10%) | ||||
| Record daily rainfall | 1.5in (2020) | ||||
| Other climate data | |||||
| Humidity | 91% | ||||
| Visibility | 9.09km | ||||
| Cloud cover | 41% | ||||
| UV index | 5 | ||||
| Daily sunshine hours | 10 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:48 | ||||
| Time of sunset | 19:24 | ||||
| Length of day | 12:36 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Saint-Brieuc (Côtes d'Armor) in september 2024:
63°F to 72°F
61°F to 70°F
61°F to 65°F
58°F to 67°F
54°F to 65°F
56°F to 67°F
56°F to 63°F
56°F to 61°F
59°F to 63°F
52°F to 67°F
54°F to 61°F
49°F to 58°F
50°F to 59°F
47°F to 63°F
49°F to 67°F
54°F to 65°F
56°F to 67°F
59°F to 70°F
59°F to 70°F
58°F to 70°F
56°F to 68°F
54°F to 72°F
52°F to 58°F
58°F to 65°F
56°F to 59°F
59°F to 65°F
52°F to 56°F
47°F to 58°F
50°F to 59°F
52°F to 59°F
Map: other cities in Brittany in september
Cities near Saint-Brieuc (Côtes d'Armor):
| Plerin in september | good weather |
| Hillion in september | good weather |
| Pordic in september | good weather |
| Binic in september | good weather |
| Étables-sur-Mer in september | good weather |
| Planguenoual in september | good weather |
| Saint-Quay-Portrieux in september | good weather |
| Tréveneuc in september | good weather |
| Pleneuf-Val-Andre in september | good weather |
| Lamballe in september | good weather |
| Plouha in september | good weather |
| Erquy in september | good weather |
Click over cities on the map for information about the weather in september.
Saint-Brieuc (Côtes d'Armor)
perfect weather
good
tolerable
bad
very bad
Weather data for Saint-Brieuc (Côtes d'Armor) in september:
Weather data for Saint-Brieuc (Côtes d'Armor) for september are derived from an average of the weather forecast since 2009 in Saint-Brieuc (Côtes d'Armor). There is a margin of error and these forecasts are to be considered as general information only. The weather in Saint-Brieuc (Côtes d'Armor) can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Saint-Brieuc (Côtes d'Armor).