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Weather & Climate in Roost-Warendin, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Roost-Warendin 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 | 3.7 sq mi (9.6 km²) |
| Population Density | 1,584/sq mi |
| Coordinates | 50.4192°N, 3.1037°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
38 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.3.
| Jun 20, 1995 | 1 km N of Ghlin, Belgium | M4.3 | 57 km | 20 km |
| Aug 29, 1992 | 4 km SSE of Cousolre, France | M4.1 | 79 km | 18 km |
| Dec 14, 1991 | 3 km SSE of Longfossé, France | M4.0 | 93 km | 10 km |
| Aug 26, 1992 | 2 km WSW of Rance, Belgium | M3.9 | 88 km | 10 km |
| Jan 27, 1998 | 27 km W of Le Touquet-Paris-Plage, France | M3.8 | 135 km | 2 km |
| Jul 13, 2008 | 0 km ESE of Court-Saint-Étienne, Belgium | M3.8 | 107 km | 4 km |
| Jan 27, 1992 | 6 km SSE of Longfossé, France | M3.5 | 91 km | 10 km |
| Jul 20, 1994 | 2 km N of Rousies, France | M3.5 | 65 km | 5 km |
| Jul 14, 2008 | 1 km SW of Boussu, Belgium | M3.2 | 48 km | 4 km |
| Oct 25, 1998 | 6 km NNE of Montdidier, France | M3.2 | 88 km | 7 km |
| Feb 13, 1997 | 26 km W of Le Touquet-Paris-Plage, France | M3.2 | 134 km | 5 km |
| Jun 1, 2005 | 3 km N of Grandvilliers, France | M3.1 | 115 km | 10 km |
| Feb 27, 2005 | 1 km NW of Libercourt, France | M3.1 | 11 km | 4 km |
| May 4, 1990 | 0 km NE of Coquelles, France | M3.1 | 108 km | 10 km |
| Jul 20, 1994 | 1 km NE of Quévy-le-Petit, Belgium | M3.1 | 61 km | 5 km |
| Jul 2, 2001 | 3 km NNE of Oostduinkerke, Belgium | M3.1 | 85 km | 5 km |
| Jul 23, 1992 | 3 km ENE of Sivry, Belgium | M3.0 | 84 km | 10 km |
| Nov 25, 1998 | 26 km N of Grand-Fort-Philippe, France | M3.0 | 115 km | 10 km |
| May 1, 1997 | 21 km W of Fort-Mahon-Plage, France | M3.0 | 132 km | 5 km |
| Aug 23, 1994 | 2 km E of Dikkebus, Belgium | M2.9 | 48 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami 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 | — | 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) | 2.2 in | |
| April | 48°F (9°C) | 1.9 in | |
| May | 55°F (13°C) | 2.4 in | |
| June | 60°F (16°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) | 2.4 in | |
| October | 52°F (11°C) | 2.5 in | |
| November | 44°F (7°C) | 2.7 in | Wettest |
| December | 40°F (4°C) | 2.5 in |
Roost-Warendin has a seasonal temperature swing of 27°F / from 39°F in February to 65°F in July. Total annual precipitation is 27.4 inches, with November being the wettest month (2.7") and February the driest (1.7").