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Weather & Climate in Ploumilliau, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ploumilliau experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 43°F in January while summers reach 61°F in July / relatively mild seasonal variation. The area gets 214 sunny days per year. Annual precipitation totals 43.1 inches. The area receives 3.3 inches of snow annually. The city sits at an elevation of 371 feet.
Temperature
43°F Jan (6°C)
61°F Jul (16°C)
| Annual Average | 53.0°F |
| 2% below US avg | |
| January Average | 43°F (6°C) |
| July Average | 61°F (16°C) |
| Sunny Days | 214 days/yr |
Geography
| Elevation | 371 ft (113 m) |
| Area | 13.4 sq mi (34.7 km²) |
| Population Density | 169/sq mi |
| Coordinates | 48.6805°N, 3.5236°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 | 121 km | 4 km |
| Apr 30, 1990 | 5 km SE of Saint Helier, Jersey | M4.2 | 120 km | 22 km |
| Sep 30, 2002 | 3 km W of Languidic, France | M4.2 | 97 km | 10 km |
| Sep 30, 2002 | 1 km E of Languidic, France | M4.1 | 99 km | 4 km |
| Jul 11, 2014 | 23 km W of Saint Helier, Jersey | M3.9 | 96 km | 12 km |
| Oct 11, 1995 | 1 km SSE of Querrien, France | M3.9 | 82 km | 10 km |
| Apr 23, 2002 | 1 km ESE of Melgven, France | M3.8 | 89 km | 6 km |
| Jul 18, 2004 | 6 km WSW of Groix, France | M3.8 | 119 km | 16 km |
| Jul 11, 2002 | 3 km NW of Pluduno, France | M3.8 | 90 km | 10 km |
| Feb 19, 2020 | 3 km ESE of Brest, France | M3.7 | 76 km | 10 km |
| Feb 25, 2015 | 30 km SW of Saint Helier, Jersey | M3.7 | 90 km | 2 km |
| Aug 17, 1995 | 28 km S of Salcombe, United Kingdom | M3.6 | 146 km | 10 km |
| Aug 22, 1998 | 38 km SSE of Plobannalec-Lesconil, France | M3.6 | 136 km | 19 km |
| Apr 22, 1995 | 6 km E of Binic, France | M3.5 | 58 km | 10 km |
| Dec 11, 2013 | 6 km WSW of Le Faou, France | M3.5 | 71 km | 2 km |
| May 14, 1994 | 0 km SE of Riec-sur-Belon, France | M3.5 | 96 km | 10 km |
| May 3, 1999 | 1 km SE of Gouesnach, France | M3.5 | 97 km | 15 km |
| Feb 9, 2005 | 2 km N of Plouay, France | M3.4 | 84 km | 10 km |
| Mar 21, 2003 | 10 km SE of Groix, France | M3.4 | 125 km | 18 km |
| May 2, 1990 | 2 km SSE of Arzon, France | M3.4 | 136 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 4.7 in | Coldest |
| February | 44°F (7°C) | 3.7 in | |
| March | 47°F (8°C) | 3.2 in | |
| April | 49°F (9°C) | 2.4 in | |
| May | 54°F (12°C) | 2.4 in | |
| June | 58°F (14°C) | 2.0 in | |
| July | 61°F (16°C) | 1.7 in | Driest |
| August | 62°F (17°C) | 2.1 in | Warmest |
| September | 59°F (15°C) | 3.0 in | |
| October | 55°F (13°C) | 3.8 in | |
| November | 49°F (10°C) | 4.6 in | |
| December | 46°F (8°C) | 4.7 in | Wettest |
Ploumilliau has a seasonal temperature swing of 20°F / from 43°F in January to 62°F in August. Total annual precipitation is 38.4 inches, with December being the wettest month (4.7") and July the driest (1.7").