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Weather & Climate in Ouessant, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ouessant experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 48°F in January while summers reach 60°F in July / relatively mild seasonal variation. The area gets 261 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 41.1 inches. The city sits at an elevation of 46 feet.
Temperature
48°F Jan (9°C)
60°F Jul (16°C)
| Annual Average | 53.4°F |
| 1% below US avg | |
| January Average | 48°F (9°C) |
| July Average | 60°F (16°C) |
| Sunny Days | 261 days/yr |
Geography
| Elevation | 46 ft (14 m) |
| Area | 4.4 sq mi (11.3 km²) |
| Population Density | 203/sq mi |
| Coordinates | 48.4597°N, 5.0862°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
66 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.9.
| Oct 11, 1995 | 1 km SSE of Querrien, France | M3.9 | 129 km | 10 km |
| Apr 23, 2002 | 1 km ESE of Melgven, France | M3.8 | 113 km | 6 km |
| Jul 18, 2004 | 6 km WSW of Groix, France | M3.8 | 149 km | 16 km |
| Feb 19, 2020 | 3 km ESE of Brest, France | M3.7 | 48 km | 10 km |
| Aug 22, 1998 | 38 km SSE of Plobannalec-Lesconil, France | M3.6 | 134 km | 19 km |
| Dec 11, 2013 | 6 km WSW of Le Faou, France | M3.5 | 65 km | 2 km |
| May 14, 1994 | 0 km SE of Riec-sur-Belon, France | M3.5 | 125 km | 10 km |
| Aug 24, 1996 | 59 km SSW of Guilvinec, France | M3.5 | 138 km | 10 km |
| May 3, 1999 | 1 km SE of Gouesnach, France | M3.5 | 96 km | 15 km |
| Feb 9, 2005 | 2 km N of Plouay, France | M3.4 | 142 km | 10 km |
| Apr 5, 2002 | 0 km NNW of Gouézec, France | M3.3 | 88 km | 21 km |
| Apr 24, 2001 | 6 km ESE of Plouay, France | M3.3 | 150 km | 18 km |
| Oct 14, 2002 | 98 km S of Hugh Town, United Kingdom | M3.3 | 115 km | 10 km |
| Sep 7, 2000 | 27 km S of Plogoff, France | M3.2 | 79 km | 10 km |
| Aug 29, 1999 | 74 km SW of Guilvinec, France | M3.2 | 133 km | 10 km |
| Jul 14, 1998 | 7 km NNE of Poullaouen, France | M3.2 | 110 km | 2 km |
| Jan 19, 2001 | 53 km S of Mullion, United Kingdom | M3.2 | 122 km | 10 km |
| Sep 27, 2002 | 0 km SE of Clohars-Fouesnant, France | M3.2 | 98 km | 9 km |
| Feb 12, 1990 | 1 km N of Lanmeur, France | M3.2 | 103 km | 10 km |
| Apr 17, 1992 | 3 km SSE of Plounévez-Quintin, France | M3.1 | 140 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 5.2 in | |
| February | 47°F (8°C) | 4.3 in | Coldest |
| March | 48°F (9°C) | 3.5 in | |
| April | 50°F (10°C) | 2.7 in | |
| May | 54°F (12°C) | 2.4 in | |
| June | 57°F (14°C) | 2.0 in | |
| July | 60°F (16°C) | 1.7 in | Driest |
| August | 61°F (16°C) | 2.2 in | Warmest |
| September | 59°F (15°C) | 3.1 in | |
| October | 56°F (13°C) | 4.1 in | |
| November | 52°F (11°C) | 4.8 in | |
| December | 50°F (10°C) | 5.2 in | Wettest |
Ouessant has a seasonal temperature swing of 14°F / from 47°F in February to 61°F in August. Total annual precipitation is 41.1 inches, with December being the wettest month (5.2") and July the driest (1.7").