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The weather in Saint Brieuc in January is very cold with temperatures between 4°C and 8°C, warm clothes are a must.
You can expect rain for roughly half of the month of January in Saint Brieuc. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Please note that Saint Brieuc can expect a few days of snow in January.
Our weather forecast can give you a great sense of what weather to expect in Saint Brieuc in January 2026.
If you’re planning to visit Saint Brieuc in the near future, we highly recommend that you review the 14 day weather forecast for Saint Brieuc before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 8° / 4° | 8 | 21 | 2 | 85 mm | Awful | Saint Brieuc in January |
| February | 9° / 4° | 8 | 18 | 3 | 81 mm | Awful | Saint Brieuc in February |
| March | 11° / 5° | 5 | 25 | 1 | 55 mm | Ok | Saint Brieuc in March |
| April | 13° / 6° | 5 | 25 | 1 | 66 mm | Ok | Saint Brieuc in April |
| May | 16° / 8° | 4 | 27 | 0 | 56 mm | Good | Saint Brieuc in May |
| June | 18° / 11° | 6 | 24 | 0 | 86 mm | Good | Saint Brieuc in June |
| July | 20° / 13° | 4 | 27 | 0 | 61 mm | Good | Saint Brieuc in July |
| August | 21° / 13° | 5 | 26 | 0 | 80 mm | Good | Saint Brieuc in August |
| September | 19° / 12° | 4 | 26 | 0 | 49 mm | Good | Saint Brieuc in September |
| October | 16° / 10° | 6 | 25 | 0 | 86 mm | Good | Saint Brieuc in October |
| November | 12° / 8° | 7 | 23 | 0 | 93 mm | Bad | Saint Brieuc in November |
| December | 10° / 6° | 8 | 21 | 1 | 97 mm | Bad | Saint Brieuc in December |