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Weather & Climate in Sijsele, Belgium
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sijsele 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 221 sunny days per year, above the national average. Annual precipitation totals 40.5 inches. The area receives 6.8 inches of snow annually. The city sits at an elevation of 16 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) |
| Sunny Days | 221 days/yr |
Geography
| Elevation | 16 ft (5 m) |
| Area | 6.6 sq mi (17.2 km²) |
| Population Density | 807/sq mi |
| Coordinates | 51.2085°N, 3.3171°W |
| Timezone | Europe/Brussels |
Precipitation & Snow
Air Quality
Earthquake History
39 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 | 90 km | 20 km |
| Aug 29, 1992 | 4 km SSE of Cousolre, France | M4.1 | 127 km | 18 km |
| Jan 23, 2007 | 57 km ENE of Broadstairs, United Kingdom | M4.1 | 95 km | 10 km |
| Dec 14, 1991 | 3 km SSE of Longfossé, France | M4.0 | 123 km | 10 km |
| Aug 26, 1992 | 2 km WSW of Rance, Belgium | M3.9 | 136 km | 10 km |
| Sep 15, 1994 | 38 km NE of Broadstairs, United Kingdom | M3.9 | 116 km | 10 km |
| Jul 13, 2008 | 0 km ESE of Court-Saint-Étienne, Belgium | M3.8 | 109 km | 4 km |
| May 22, 2015 | 3 km SSE of Ramsgate, United Kingdom | M3.7 | 131 km | 12 km |
| Jan 27, 1992 | 6 km SSE of Longfossé, France | M3.5 | 123 km | 10 km |
| Jul 20, 1994 | 2 km N of Rousies, France | M3.5 | 112 km | 5 km |
| Mar 3, 2009 | 1 km ENE of Hawkinge, United Kingdom | M3.5 | 150 km | 4 km |
| Jul 14, 2008 | 1 km SW of Boussu, Belgium | M3.2 | 93 km | 4 km |
| May 4, 1990 | 0 km NE of Coquelles, France | M3.1 | 110 km | 10 km |
| Jul 2, 2001 | 3 km NNE of Oostduinkerke, Belgium | M3.1 | 44 km | 5 km |
| Jul 20, 1994 | 1 km NE of Quévy-le-Petit, Belgium | M3.1 | 103 km | 5 km |
| Aug 12, 1990 | 2 km WNW of Kleine-Brogel, Belgium | M3.1 | 147 km | 10 km |
| Feb 27, 2005 | 1 km NW of Libercourt, France | M3.1 | 82 km | 4 km |
| Nov 25, 1998 | 26 km N of Grand-Fort-Philippe, France | M3.0 | 86 km | 10 km |
| Mar 28, 1996 | 67 km ESE of Aldeburgh, United Kingdom | M3.0 | 96 km | 10 km |
| Jul 23, 1992 | 3 km ENE of Sivry, Belgium | M3.0 | 131 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 | — | 121 km |
| 1911 | FOLKSTONE, ENGLAND | Meteorological | 0.9 m | — | 145 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 2.4 in | |
| February | 39°F (4°C) | 1.8 in | Coldest, Driest |
| March | 43°F (6°C) | 2.2 in | |
| April | 47°F (9°C) | 1.9 in | |
| May | 55°F (13°C) | 2.2 in | |
| June | 59°F (15°C) | 2.6 in | |
| July | 65°F (19°C) | 2.6 in | Warmest |
| August | 64°F (18°C) | 2.6 in | |
| September | 59°F (15°C) | 2.9 in | |
| October | 53°F (11°C) | 3.2 in | |
| November | 45°F (7°C) | 3.4 in | Wettest |
| December | 41°F (5°C) | 3.0 in |
Sijsele has a seasonal temperature swing of 26°F / from 39°F in February to 65°F in July. Total annual precipitation is 30.8 inches, with November being the wettest month (3.4") and February the driest (1.8").