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Weather & Climate in Bois-Grenier, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Bois-Grenier experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 42°F in January while summers reach 65°F in July. The area gets 218 sunny days per year. Annual precipitation totals 38.2 inches. The area receives 4.7 inches of snow annually. The city sits at an elevation of 62 feet.
Temperature
42°F Jan (6°C)
65°F Jul (19°C)
| Annual Average | 53.8°F |
| 0% below US avg | |
| January Average | 42°F (6°C) |
| July Average | 65°F (19°C) |
| Sunny Days | 218 days/yr |
Geography
| Elevation | 62 ft (19 m) |
| Area | 2.4 sq mi (6.3 km²) |
| Population Density | 616/sq mi |
| Coordinates | 50.6499°N, 2.8741°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
44 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Apr 28, 2007 | 1 km WNW of Lympne, United Kingdom | M4.6 | 140 km | 10 km |
| Jun 20, 1995 | 1 km N of Ghlin, Belgium | M4.3 | 75 km | 20 km |
| Aug 29, 1992 | 4 km SSE of Cousolre, France | M4.1 | 104 km | 18 km |
| Jan 23, 2007 | 57 km ENE of Broadstairs, United Kingdom | M4.1 | 122 km | 10 km |
| Dec 14, 1991 | 3 km SSE of Longfossé, France | M4.0 | 74 km | 10 km |
| Sep 15, 1994 | 38 km NE of Broadstairs, United Kingdom | M3.9 | 133 km | 10 km |
| Aug 26, 1992 | 2 km WSW of Rance, Belgium | M3.9 | 113 km | 10 km |
| Jan 27, 1998 | 27 km W of Le Touquet-Paris-Plage, France | M3.8 | 119 km | 2 km |
| Jul 13, 2008 | 0 km ESE of Court-Saint-Étienne, Belgium | M3.8 | 120 km | 4 km |
| May 22, 2015 | 3 km SSE of Ramsgate, United Kingdom | M3.7 | 124 km | 12 km |
| Jul 20, 1994 | 2 km N of Rousies, France | M3.5 | 89 km | 5 km |
| Mar 3, 2009 | 1 km ENE of Hawkinge, United Kingdom | M3.5 | 130 km | 4 km |
| Jan 27, 1992 | 6 km SSE of Longfossé, France | M3.5 | 73 km | 10 km |
| Jul 14, 2008 | 1 km SW of Boussu, Belgium | M3.2 | 69 km | 4 km |
| Oct 25, 1998 | 6 km NNE of Montdidier, France | M3.2 | 107 km | 7 km |
| Feb 13, 1997 | 26 km W of Le Touquet-Paris-Plage, France | M3.2 | 118 km | 5 km |
| Feb 27, 2005 | 1 km NW of Libercourt, France | M3.1 | 19 km | 4 km |
| May 4, 1990 | 0 km NE of Coquelles, France | M3.1 | 82 km | 10 km |
| Jul 2, 2001 | 3 km NNE of Oostduinkerke, Belgium | M3.1 | 56 km | 5 km |
| Jul 20, 1994 | 1 km NE of Quévy-le-Petit, Belgium | M3.1 | 82 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1858 | NORTH SEA | Unknown | 6.0 m | — | 98 km |
| 1911 | FOLKSTONE, ENGLAND | Meteorological | 0.9 m | — | 125 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 2.2 in | |
| February | 39°F (4°C) | 1.7 in | Coldest, Driest |
| March | 44°F (7°C) | 2.1 in | |
| April | 48°F (9°C) | 1.9 in | |
| May | 55°F (13°C) | 2.3 in | |
| June | 60°F (15°C) | 2.6 in | |
| July | 65°F (19°C) | 2.4 in | Warmest |
| August | 64°F (18°C) | 2.1 in | |
| September | 59°F (15°C) | 2.6 in | |
| October | 52°F (11°C) | 2.6 in | |
| November | 44°F (7°C) | 2.8 in | Wettest |
| December | 40°F (5°C) | 2.5 in |
Bois-Grenier has a seasonal temperature swing of 27°F / from 39°F in February to 65°F in July. Total annual precipitation is 27.6 inches, with November being the wettest month (2.8") and February the driest (1.7").