Weather & Climate in Holnon, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Holnon experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 41°F in January while summers reach 65°F in July. Annual precipitation totals 36.6 inches. The area receives 4.2 inches of snow annually. The city sits at an elevation of 377 feet.
Temperature
41°F Jan (5°C)
65°F Jul (18°C)
| Annual Average | 53.2°F |
| 1% below US avg | |
| January Average | 41°F (5°C) |
| July Average | 65°F (18°C) |
Geography
| Elevation | 377 ft (115 m) |
| Area | 3.4 sq mi (8.7 km²) |
| Population Density | 401/sq mi |
| Coordinates | 49.8609°N, 3.2151°E |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
31 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 | 85 km | 20 km |
| Aug 29, 1992 | 4 km SSE of Cousolre, France | M4.1 | 78 km | 18 km |
| Dec 14, 1991 | 3 km SSE of Longfossé, France | M4.0 | 130 km | 10 km |
| Aug 26, 1992 | 2 km WSW of Rance, Belgium | M3.9 | 80 km | 10 km |
| Jul 13, 2008 | 0 km ESE of Court-Saint-Étienne, Belgium | M3.8 | 129 km | 4 km |
| Jan 27, 1992 | 6 km SSE of Longfossé, France | M3.5 | 128 km | 10 km |
| Jul 20, 1994 | 2 km N of Rousies, France | M3.5 | 74 km | 5 km |
| Jul 14, 2008 | 1 km SW of Boussu, Belgium | M3.2 | 75 km | 4 km |
| Oct 25, 1998 | 6 km NNE of Montdidier, France | M3.2 | 48 km | 7 km |
| Jul 20, 1994 | 1 km NE of Quévy-le-Petit, Belgium | M3.1 | 78 km | 5 km |
| Feb 27, 2005 | 1 km NW of Libercourt, France | M3.1 | 72 km | 4 km |
| Jul 2, 2001 | 3 km NNE of Oostduinkerke, Belgium | M3.1 | 147 km | 5 km |
| Jun 1, 2005 | 3 km N of Grandvilliers, France | M3.1 | 93 km | 10 km |
| Jul 23, 1992 | 3 km ENE of Sivry, Belgium | M3.0 | 81 km | 10 km |
| May 1, 1997 | 21 km W of Fort-Mahon-Plage, France | M3.0 | 149 km | 5 km |
| Aug 23, 1994 | 2 km E of Dikkebus, Belgium | M2.9 | 110 km | 10 km |
| Nov 29, 1992 | 1 km ENE of Sivry, Belgium | M2.8 | 79 km | 8 km |
| Mar 9, 1994 | 1 km NW of Houthulst, Belgium | M2.8 | 127 km | 5 km |
| Jul 19, 2004 | 1 km W of Haltinne, Belgium | M2.8 | 147 km | 2 km |
| Nov 8, 1994 | 2 km WSW of Landelies, Belgium | M2.8 | 97 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 2.2 in | |
| February | 38°F (3°C) | 1.9 in | Coldest, Driest |
| March | 43°F (6°C) | 2.3 in | |
| April | 47°F (8°C) | 2.0 in | |
| May | 55°F (13°C) | 2.4 in | |
| June | 59°F (15°C) | 2.6 in | Wettest |
| July | 65°F (18°C) | 2.2 in | Warmest |
| August | 64°F (18°C) | 2.1 in | |
| September | 58°F (14°C) | 2.2 in | |
| October | 51°F (11°C) | 2.4 in | |
| November | 43°F (6°C) | 2.6 in | |
| December | 39°F (4°C) | 2.5 in |
Holnon has a seasonal temperature swing of 27°F / from 38°F in February to 65°F in July. Total annual precipitation is 27.4 inches, with June being the wettest month (2.6") and February the driest (1.9").