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Weather & Climate in Tréguier, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Tréguier experiences four distinct seasons with an average annual temperature of 53°F (11°C). Winters average 44°F in January while summers reach 62°F in July / relatively mild seasonal variation. The area gets 268 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 37.4 inches. The city sits at an elevation of 167 feet.
Temperature
44°F Jan (7°C)
62°F Jul (17°C)
| Annual Average | 52.5°F |
| 3% below US avg | |
| January Average | 44°F (7°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 268 days/yr |
Geography
| Elevation | 167 ft (51 m) |
| Area | 0.6 sq mi (1.5 km²) |
| Population Density | 5,103/sq mi |
| Coordinates | 48.7847°N, 3.2320°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
162 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.
| Nov 21, 2013 | 1 km WSW of Plescop, France | M4.5 | 125 km | 4 km |
| Apr 30, 1990 | 5 km SE of Saint Helier, Jersey | M4.2 | 96 km | 22 km |
| Sep 30, 2002 | 3 km W of Languidic, France | M4.2 | 106 km | 10 km |
| Sep 30, 2002 | 1 km E of Languidic, France | M4.1 | 106 km | 4 km |
| Jul 11, 2014 | 23 km W of Saint Helier, Jersey | M3.9 | 72 km | 12 km |
| Oct 11, 1995 | 1 km SSE of Querrien, France | M3.9 | 96 km | 10 km |
| Jul 11, 2002 | 3 km NW of Pluduno, France | M3.8 | 73 km | 10 km |
| Jul 18, 2004 | 6 km WSW of Groix, France | M3.8 | 133 km | 16 km |
| Apr 23, 2002 | 1 km ESE of Melgven, France | M3.8 | 107 km | 6 km |
| Feb 25, 2015 | 30 km SW of Saint Helier, Jersey | M3.7 | 65 km | 2 km |
| Feb 19, 2020 | 3 km ESE of Brest, France | M3.7 | 100 km | 10 km |
| Aug 17, 1995 | 28 km S of Salcombe, United Kingdom | M3.6 | 139 km | 10 km |
| May 14, 1994 | 0 km SE of Riec-sur-Belon, France | M3.5 | 112 km | 10 km |
| Dec 11, 2013 | 6 km WSW of Le Faou, France | M3.5 | 95 km | 2 km |
| Apr 22, 1995 | 6 km E of Binic, France | M3.5 | 41 km | 10 km |
| May 3, 1999 | 1 km SE of Gouesnach, France | M3.5 | 117 km | 15 km |
| Sep 17, 1994 | 33 km NE of Plouézec, France | M3.4 | 48 km | 10 km |
| May 2, 1990 | 2 km SSE of Arzon, France | M3.4 | 142 km | 10 km |
| Mar 21, 2003 | 10 km SE of Groix, France | M3.4 | 136 km | 18 km |
| Feb 9, 2005 | 2 km N of Plouay, France | M3.4 | 95 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 4.4 in | Coldest |
| February | 44°F (7°C) | 3.5 in | |
| March | 47°F (8°C) | 3.2 in | |
| April | 49°F (9°C) | 2.4 in | |
| May | 54°F (12°C) | 2.5 in | |
| June | 58°F (15°C) | 2.0 in | |
| July | 62°F (17°C) | 1.7 in | Driest |
| August | 63°F (17°C) | 2.1 in | Warmest |
| September | 60°F (15°C) | 2.9 in | |
| October | 55°F (13°C) | 3.7 in | |
| November | 49°F (10°C) | 4.5 in | Wettest |
| December | 46°F (8°C) | 4.5 in |
Tréguier has a seasonal temperature swing of 19°F / from 44°F in January to 63°F in August. Total annual precipitation is 37.4 inches, with November being the wettest month (4.5") and July the driest (1.7").