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Weather & Climate in Roscanvel, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Roscanvel experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 45°F in January while summers reach 62°F in July / relatively mild seasonal variation. The area gets 235 sunny days per year, above the national average. Annual precipitation totals 54.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 49 feet.
Temperature
45°F Jan (7°C)
62°F Jul (17°C)
| Annual Average | 54.7°F |
| 1% above US avg | |
| January Average | 45°F (7°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 235 days/yr |
Geography
| Elevation | 49 ft (15 m) |
| Area | 4.5 sq mi (11.6 km²) |
| Population Density | 229/sq mi |
| Coordinates | 48.3152°N, 4.5494°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
112 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 | 146 km | 4 km |
| Sep 30, 2002 | 3 km W of Languidic, France | M4.2 | 113 km | 10 km |
| Sep 30, 2002 | 1 km E of Languidic, France | M4.1 | 118 km | 4 km |
| Oct 11, 1995 | 1 km SSE of Querrien, France | M3.9 | 86 km | 10 km |
| Jul 18, 2004 | 6 km WSW of Groix, France | M3.8 | 109 km | 16 km |
| Mar 28, 2002 | 36 km WSW of Le Palais, France | M3.8 | 138 km | 15 km |
| Apr 23, 2002 | 1 km ESE of Melgven, France | M3.8 | 72 km | 6 km |
| Feb 19, 2020 | 3 km ESE of Brest, France | M3.7 | 10 km | 10 km |
| Aug 22, 1998 | 38 km SSE of Plobannalec-Lesconil, France | M3.6 | 100 km | 19 km |
| Aug 24, 1996 | 59 km SSW of Guilvinec, France | M3.5 | 115 km | 10 km |
| May 3, 1999 | 1 km SE of Gouesnach, France | M3.5 | 57 km | 15 km |
| May 14, 1994 | 0 km SE of Riec-sur-Belon, France | M3.5 | 84 km | 10 km |
| Apr 22, 1995 | 6 km E of Binic, France | M3.5 | 137 km | 10 km |
| Dec 11, 2013 | 6 km WSW of Le Faou, France | M3.5 | 23 km | 2 km |
| Feb 9, 2005 | 2 km N of Plouay, France | M3.4 | 99 km | 10 km |
| Mar 21, 2003 | 10 km SE of Groix, France | M3.4 | 121 km | 18 km |
| May 7, 2000 | 65 km S of Guilvinec, France | M3.4 | 125 km | 14 km |
| Sep 30, 2002 | 5 km SW of Baud, France | M3.3 | 121 km | 5 km |
| Sep 30, 2002 | 5 km WSW of Baud, France | M3.3 | 120 km | 4 km |
| Jan 31, 1996 | 1 km WNW of Plouharnel, France | M3.3 | 132 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 45°F (7°C) | 5.2 in | Coldest, Wettest |
| February | 45°F (7°C) | 4.3 in | |
| March | 47°F (8°C) | 3.5 in | |
| April | 49°F (10°C) | 2.7 in | |
| May | 54°F (12°C) | 2.5 in | |
| June | 58°F (14°C) | 2.0 in | |
| July | 62°F (17°C) | 1.7 in | Warmest, Driest |
| August | 62°F (17°C) | 2.2 in | |
| September | 59°F (15°C) | 3.2 in | |
| October | 55°F (13°C) | 4.1 in | |
| November | 50°F (10°C) | 4.8 in | |
| December | 48°F (9°C) | 5.2 in |
Roscanvel has a seasonal temperature swing of 17°F / from 45°F in January to 62°F in July. Total annual precipitation is 41.3 inches, with January being the wettest month (5.2") and July the driest (1.7").