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Weather & Climate in Tournehem-sur-la-Hem, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Tournehem-sur-la-Hem experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 44°F in January while summers reach 65°F in July. The area gets 236 sunny days per year, above the national average. Annual precipitation totals 40.3 inches. The area receives 3.7 inches of snow annually. The city sits at an elevation of 157 feet.
Temperature
44°F Jan (7°C)
65°F Jul (18°C)
| Annual Average | 54.1°F |
| 0% below US avg | |
| January Average | 44°F (7°C) |
| July Average | 65°F (18°C) |
| Sunny Days | 236 days/yr |
Geography
| Elevation | 157 ft (48 m) |
| Area | 2.1 sq mi (5.4 km²) |
| Population Density | 588/sq mi |
| Coordinates | 50.8000°N, 2.0500°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
35 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 | 80 km | 10 km |
| Jun 20, 1995 | 1 km N of Ghlin, Belgium | M4.3 | 135 km | 20 km |
| Jan 23, 2007 | 57 km ENE of Broadstairs, United Kingdom | M4.1 | 94 km | 10 km |
| Dec 14, 1991 | 3 km SSE of Longfossé, France | M4.0 | 25 km | 10 km |
| Sep 15, 1994 | 38 km NE of Broadstairs, United Kingdom | M3.9 | 94 km | 10 km |
| Jan 27, 1998 | 27 km W of Le Touquet-Paris-Plage, France | M3.8 | 69 km | 2 km |
| May 22, 2015 | 3 km SSE of Ramsgate, United Kingdom | M3.7 | 71 km | 12 km |
| Jul 20, 1994 | 2 km N of Rousies, France | M3.5 | 149 km | 5 km |
| Mar 3, 2009 | 1 km ENE of Hawkinge, United Kingdom | M3.5 | 71 km | 4 km |
| Jan 27, 1992 | 6 km SSE of Longfossé, France | M3.5 | 26 km | 10 km |
| Feb 13, 1997 | 26 km W of Le Touquet-Paris-Plage, France | M3.2 | 67 km | 5 km |
| Jul 14, 2008 | 1 km SW of Boussu, Belgium | M3.2 | 129 km | 4 km |
| Oct 25, 1998 | 6 km NNE of Montdidier, France | M3.2 | 128 km | 7 km |
| Feb 27, 2005 | 1 km NW of Libercourt, France | M3.1 | 75 km | 4 km |
| Jun 1, 2005 | 3 km N of Grandvilliers, France | M3.1 | 123 km | 10 km |
| May 4, 1990 | 0 km NE of Coquelles, France | M3.1 | 23 km | 10 km |
| Jul 20, 1994 | 1 km NE of Quévy-le-Petit, Belgium | M3.1 | 143 km | 5 km |
| Jul 2, 2001 | 3 km NNE of Oostduinkerke, Belgium | M3.1 | 59 km | 5 km |
| May 1, 1997 | 21 km W of Fort-Mahon-Plage, France | M3.0 | 77 km | 5 km |
| Nov 25, 1998 | 26 km N of Grand-Fort-Philippe, France | M3.0 | 48 km | 10 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 | — | 40 km |
| 1911 | FOLKSTONE, ENGLAND | Meteorological | 0.9 m | — | 66 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 2.3 in | |
| February | 39°F (4°C) | 1.8 in | Coldest, Driest |
| March | 44°F (6°C) | 1.9 in | |
| April | 47°F (8°C) | 1.8 in | |
| May | 53°F (12°C) | 1.9 in | |
| June | 58°F (14°C) | 2.1 in | |
| July | 65°F (18°C) | 2.0 in | Warmest |
| August | 63°F (17°C) | 2.1 in | |
| September | 59°F (15°C) | 2.6 in | |
| October | 53°F (11°C) | 2.8 in | |
| November | 45°F (7°C) | 3.2 in | Wettest |
| December | 41°F (5°C) | 2.5 in |
Tournehem-sur-la-Hem has a seasonal temperature swing of 26°F / from 39°F in February to 65°F in July. Total annual precipitation is 27.1 inches, with November being the wettest month (3.2") and February the driest (1.8").