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Tréguier Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Tréguier.
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Climate overview of Tréguier
Tréguier, Brittany, France, has a moderate seasonal temperature range, with August reaching 21°C (70°F) and January cooling to 11°C (52°F).
Annual rainfall is moderate at around 829 mm (33 in), with December being the wettest month. The city also has pleasant summers and cold winters.
Tréguier Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Tréguier - and find the best time to visit.
Monthly Temperature in Tréguier
In Tréguier, seasonal changes bring about a moderate variation in temperatures. Average daytime temperatures reach a pleasant 21°C (70°F) in August. In January, the coolest month of the year, temperatures drop to a chilly 11°C (52°F).
At night, temperatures range from around 15°C (59°F) in August to 6°C (43°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Tréguier
Generally, Tréguier experiences moderate precipitation patterns, averaging 829 mm (33 in) yearly. Tréguier can be quite wet during December, receiving approximately 101 mm (4 in) of precipitation over 19 rainy days.
In contrast, during the driest month (July), you will experience much drier conditions, with 44 mm (1.7 in) of precipitation spread across 11 rainy days. For more details, please visit our Tréguier Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Tréguier
For comfortable weather, consider visiting Tréguier in July, August and September. Conditions are usually least favourable in December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
mixed
Feb
mixed
Mar
mixed
Apr
good
May
good
Jun
very good
Jul
excellent
Aug
excellent
Sep
excellent
Oct
good
Nov
good
Dec
wet
- Best overall: July, August and September
- Warmest weather: July, August and September
- Fewest rainy days: June, July, August and September
- Seasonal pattern: Pleasant summers and cold winters
Frequently asked questions about the climate in Tréguier
What is the best time to visit Tréguier?
July, August and September typically offer the most optimal weather in Tréguier. In contrast, December tends to have less optimal conditions. Tréguier has pleasant summers and cold winters.
What temperatures can I expect in Tréguier?
Daytime highs range from 11°C (52°F) in January to 21°C (70°F) in August. Nighttime lows range from 6°C (43°F) to 15°C (59°F).
How much rain does Tréguier get?
Annual rainfall is around 829 mm (33 in). December is the wettest month with 101 mm (4 in), while July is the driest with 44 mm (1.7 in).
Tréguier 3-Day Forecast
Tréguier on the map
Tréguier is highlighted - select any city to see its climate.
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