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Weather & Climate in Neuilly-en-Thelle, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Neuilly-en-Thelle experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 42°F in January while summers reach 67°F in July. The area gets 226 sunny days per year, above the national average. Annual precipitation totals 39.4 inches. The area receives 1.3 inches of snow annually. The city sits at an elevation of 407 feet.
Temperature
42°F Jan (5°C)
67°F Jul (20°C)
| Annual Average | 54.5°F |
| 1% above US avg | |
| January Average | 42°F (5°C) |
| July Average | 67°F (20°C) |
| Sunny Days | 226 days/yr |
Geography
| Elevation | 407 ft (124 m) |
| Area | 2.1 sq mi (5.4 km²) |
| Population Density | 1,543/sq mi |
| Coordinates | 49.2245°N, 2.2853°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
8 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.2.
| Oct 25, 1998 | 6 km NNE of Montdidier, France | M3.2 | 58 km | 7 km |
| Feb 22, 1999 | France | M3.1 | 150 km | 4 km |
| Jun 1, 2005 | 3 km N of Grandvilliers, France | M3.1 | 58 km | 10 km |
| May 1, 1997 | 21 km W of Fort-Mahon-Plage, France | M3.0 | 144 km | 5 km |
| Jan 5, 1994 | 0 km SSE of Saint-Martin-de-Boscherville, France | M2.7 | 99 km | 10 km |
| Dec 13, 1992 | 1 km SW of La Mailleraye-sur-Seine, France | M2.5 | 114 km | 10 km |
| Jun 11, 1997 | 4 km NE of Voves, France | M2.5 | 112 km | 10 km |
| Jun 22, 1999 | 5 km NNE of Oisemont, France | M2.5 | 93 km | 2 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (5°C) | 2.2 in | |
| February | 39°F (4°C) | 1.9 in | Coldest |
| March | 44°F (7°C) | 2.0 in | |
| April | 48°F (9°C) | 2.0 in | |
| May | 55°F (13°C) | 2.4 in | |
| June | 60°F (16°C) | 2.3 in | |
| July | 67°F (20°C) | 2.1 in | Warmest |
| August | 64°F (18°C) | 1.8 in | Driest |
| September | 59°F (15°C) | 2.2 in | |
| October | 52°F (11°C) | 2.4 in | |
| November | 44°F (7°C) | 2.2 in | |
| December | 40°F (4°C) | 2.6 in | Wettest |
Neuilly-en-Thelle has a seasonal temperature swing of 28°F / from 39°F in February to 67°F in July. Total annual precipitation is 26.1 inches, with December being the wettest month (2.6") and August the driest (1.8").