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Weather & Climate in Sint-Joris, Belgium
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sint-Joris 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 33 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 | 33 ft (10 m) |
| Area | 11.8 sq mi (30.6 km²) |
| Population Density | 160/sq mi |
| Coordinates | 51.1266°N, 3.3652°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 | 81 km | 20 km |
| Aug 29, 1992 | 4 km SSE of Cousolre, France | M4.1 | 117 km | 18 km |
| Jan 23, 2007 | 57 km ENE of Broadstairs, United Kingdom | M4.1 | 103 km | 10 km |
| Dec 14, 1991 | 3 km SSE of Longfossé, France | M4.0 | 121 km | 10 km |
| Sep 15, 1994 | 38 km NE of Broadstairs, United Kingdom | M3.9 | 123 km | 10 km |
| Aug 26, 1992 | 2 km WSW of Rance, Belgium | M3.9 | 127 km | 10 km |
| Jul 13, 2008 | 0 km ESE of Court-Saint-Étienne, Belgium | M3.8 | 101 km | 4 km |
| May 22, 2015 | 3 km SSE of Ramsgate, United Kingdom | M3.7 | 136 km | 12 km |
| Jul 20, 1994 | 2 km N of Rousies, France | M3.5 | 103 km | 5 km |
| Jan 27, 1992 | 6 km SSE of Longfossé, France | M3.5 | 122 km | 10 km |
| Jul 14, 2008 | 1 km SW of Boussu, Belgium | M3.2 | 83 km | 4 km |
| Jul 2, 2001 | 3 km NNE of Oostduinkerke, Belgium | M3.1 | 47 km | 5 km |
| May 4, 1990 | 0 km NE of Coquelles, France | M3.1 | 111 km | 10 km |
| Jul 20, 1994 | 1 km NE of Quévy-le-Petit, Belgium | M3.1 | 93 km | 5 km |
| Feb 27, 2005 | 1 km NW of Libercourt, France | M3.1 | 75 km | 4 km |
| Aug 12, 1990 | 2 km WNW of Kleine-Brogel, Belgium | M3.1 | 143 km | 10 km |
| Mar 28, 1996 | 67 km ESE of Aldeburgh, United Kingdom | M3.0 | 105 km | 10 km |
| Nov 25, 1998 | 26 km N of Grand-Fort-Philippe, France | M3.0 | 90 km | 10 km |
| Jul 23, 1992 | 3 km ENE of Sivry, Belgium | M3.0 | 121 km | 10 km |
| Aug 23, 1994 | 2 km E of Dikkebus, Belgium | M2.9 | 49 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 | — | 123 km |
| 1911 | FOLKSTONE, ENGLAND | Meteorological | 0.9 m | — | 148 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 2.7 in | |
| February | 39°F (4°C) | 1.9 in | Coldest |
| March | 43°F (6°C) | 2.4 in | |
| April | 48°F (9°C) | 1.9 in | Driest |
| May | 55°F (13°C) | 2.4 in | |
| June | 60°F (16°C) | 2.9 in | |
| July | 65°F (19°C) | 2.7 in | Warmest |
| August | 64°F (18°C) | 2.4 in | |
| September | 59°F (15°C) | 3.0 in | |
| October | 52°F (11°C) | 3.3 in | |
| November | 44°F (7°C) | 3.4 in | Wettest |
| December | 40°F (5°C) | 3.1 in |
Sint-Joris has a seasonal temperature swing of 27°F / from 39°F in February to 65°F in July. Total annual precipitation is 32.0 inches, with November being the wettest month (3.4") and April the driest (1.9").