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Weather & Climate in Vailly-sur-Aisne, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Vailly-sur-Aisne experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 41°F in January while summers reach 66°F in July. The area gets 232 sunny days per year, above the national average. Annual precipitation totals 39.0 inches. The area receives 1.5 inches of snow annually. The city sits at an elevation of 164 feet.
Temperature
41°F Jan (5°C)
66°F Jul (19°C)
| Annual Average | 53.7°F |
| 1% below US avg | |
| January Average | 41°F (5°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 232 days/yr |
Geography
| Elevation | 164 ft (50 m) |
| Area | 3.9 sq mi (10.0 km²) |
| Population Density | 554/sq mi |
| Coordinates | 49.4083°N, 3.5163°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
19 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 | 123 km | 20 km |
| Aug 29, 1992 | 4 km SSE of Cousolre, France | M4.1 | 101 km | 18 km |
| Aug 26, 1992 | 2 km WSW of Rance, Belgium | M3.9 | 96 km | 10 km |
| Jul 20, 1994 | 2 km N of Rousies, France | M3.5 | 105 km | 5 km |
| Oct 25, 1998 | 6 km NNE of Montdidier, France | M3.2 | 74 km | 7 km |
| Jul 14, 2008 | 1 km SW of Boussu, Belgium | M3.2 | 115 km | 4 km |
| Jun 1, 2005 | 3 km N of Grandvilliers, France | M3.1 | 118 km | 10 km |
| Jul 20, 1994 | 1 km NE of Quévy-le-Petit, Belgium | M3.1 | 112 km | 5 km |
| Feb 27, 2005 | 1 km NW of Libercourt, France | M3.1 | 126 km | 4 km |
| Jul 23, 1992 | 3 km ENE of Sivry, Belgium | M3.0 | 100 km | 10 km |
| Oct 16, 1992 | 9 km SW of Saint-Dizier, France | M2.9 | 134 km | 10 km |
| Nov 29, 1992 | 1 km ENE of Sivry, Belgium | M2.8 | 98 km | 8 km |
| Aug 29, 1992 | 2 km W of Rance, Belgium | M2.8 | 97 km | 10 km |
| Nov 8, 1994 | 2 km WSW of Landelies, Belgium | M2.8 | 122 km | 10 km |
| Apr 30, 2002 | 0 km SSE of Waudrez, Belgium | M2.7 | 120 km | 3 km |
| Jan 31, 2003 | 2 km SSE of Loverval, Belgium | M2.6 | 126 km | 3 km |
| Jan 28, 1991 | 6 km S of Bièvre, Belgium | M2.6 | 120 km | 10 km |
| Jun 22, 1999 | 5 km NNE of Oisemont, France | M2.5 | 140 km | 2 km |
| Jan 31, 2003 | 1 km N of Tarcienne, Belgium | M2.5 | 124 km | 3 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 2.1 in | |
| February | 38°F (3°C) | 1.9 in | Coldest, Driest |
| March | 43°F (6°C) | 2.1 in | |
| April | 48°F (9°C) | 1.9 in | |
| May | 55°F (13°C) | 2.3 in | |
| June | 60°F (16°C) | 2.4 in | |
| July | 66°F (19°C) | 2.3 in | Warmest |
| August | 64°F (18°C) | 2.0 in | |
| September | 58°F (15°C) | 2.2 in | |
| October | 51°F (11°C) | 2.3 in | |
| November | 43°F (6°C) | 2.3 in | |
| December | 39°F (4°C) | 2.4 in | Wettest |
Vailly-sur-Aisne has a seasonal temperature swing of 28°F / from 38°F in February to 66°F in July. Total annual precipitation is 26.1 inches, with December being the wettest month (2.4") and February the driest (1.9").