Weather & Climate in Semmerzake, Belgium
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Semmerzake 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. Annual precipitation totals 40.5 inches. The area receives 6.8 inches of snow annually. The city sits at an elevation of 95 feet.
Temperature
42°F Jan (6°C)
65°F Jul (19°C)
| Annual Average | 53.5°F |
| 1% below US avg | |
| January Average | 42°F (6°C) |
| July Average | 65°F (19°C) |
Geography
| Elevation | 95 ft (29 m) |
| Area | 2.7 sq mi (6.9 km²) |
| Population Density | 583/sq mi |
| Coordinates | 50.9437°N, 3.6632°E |
| Timezone | Europe/Brussels |
Precipitation & Snow
Air Quality
Earthquake History
62 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Jun 23, 2001 | 2 km ENE of Niel-bij-As, Belgium | M4.8 | 138 km | 10 km |
| Jun 20, 1995 | 1 km N of Ghlin, Belgium | M4.3 | 54 km | 20 km |
| Jan 23, 2007 | 57 km ENE of Broadstairs, United Kingdom | M4.1 | 132 km | 10 km |
| Aug 29, 1992 | 4 km SSE of Cousolre, France | M4.1 | 89 km | 18 km |
| Dec 14, 1991 | 3 km SSE of Longfossé, France | M4.0 | 134 km | 10 km |
| Jun 23, 2001 | 1 km SW of Ulestraten, Netherlands | M4.0 | 148 km | 10 km |
| Aug 26, 1992 | 2 km WSW of Rance, Belgium | M3.9 | 99 km | 10 km |
| Jul 13, 2008 | 0 km ESE of Court-Saint-Étienne, Belgium | M3.8 | 73 km | 4 km |
| Jun 23, 2001 | 0 km E of Berg, Netherlands | M3.6 | 149 km | 10 km |
| Apr 19, 1990 | 0 km SSW of Flémalle-Haute, Belgium | M3.6 | 131 km | 10 km |
| Jan 27, 1992 | 6 km SSE of Longfossé, France | M3.5 | 133 km | 10 km |
| Apr 14, 1992 | 2 km SW of Kinrooi, Belgium | M3.5 | 145 km | 10 km |
| Jul 20, 1994 | 2 km N of Rousies, France | M3.5 | 76 km | 5 km |
| Apr 13, 1992 | Belgium | M3.4 | 149 km | 10 km |
| Jun 11, 1993 | 2 km ESE of Sint-Huibrechts-Lille, Belgium | M3.3 | 134 km | 10 km |
| Jul 14, 2008 | 1 km SW of Boussu, Belgium | M3.2 | 58 km | 4 km |
| Aug 10, 1991 | 1 km S of Vottem, Belgium | M3.2 | 138 km | 10 km |
| Nov 10, 2001 | 3 km WNW of Opgrimbie, Belgium | M3.2 | 138 km | 10 km |
| Feb 27, 2005 | 1 km NW of Libercourt, France | M3.1 | 68 km | 4 km |
| Jul 2, 2001 | 3 km NNE of Oostduinkerke, Belgium | M3.1 | 71 km | 5 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 | - | 144 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 2.6 in | |
| February | 39°F (4°C) | 1.9 in | Coldest, Driest |
| March | 44°F (7°C) | 2.5 in | |
| April | 48°F (9°C) | 1.9 in | |
| May | 56°F (13°C) | 2.4 in | |
| June | 61°F (16°C) | 2.9 in | |
| July | 65°F (19°C) | 2.7 in | Warmest |
| August | 65°F (18°C) | 2.3 in | |
| September | 59°F (15°C) | 2.8 in | |
| October | 52°F (11°C) | 3.1 in | |
| November | 44°F (7°C) | 3.3 in | Wettest |
| December | 40°F (4°C) | 3.0 in |
Semmerzake has a seasonal temperature swing of 27°F / from 39°F in February to 65°F in July. Total annual precipitation is 31.3 inches, with November being the wettest month (3.3") and February the driest (1.9").