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Weather & Climate in Heilles, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Heilles 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 230 sunny days per year, above the national average. Annual precipitation totals 33.8 inches. The area receives 1.2 inches of snow annually. The city sits at an elevation of 184 feet.
Temperature
41°F Jan (5°C)
66°F Jul (19°C)
| Annual Average | 53.6°F |
| 1% below US avg | |
| January Average | 41°F (5°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 230 days/yr |
Geography
| Elevation | 184 ft (56 m) |
| Area | 6.8 sq mi (17.5 km²) |
| Population Density | 89/sq mi |
| Coordinates | 49.3350°N, 2.2659°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
11 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.0.
| Dec 14, 1991 | 3 km SSE of Longfossé, France | M4.0 | 147 km | 10 km |
| Jan 27, 1992 | 6 km SSE of Longfossé, France | M3.5 | 144 km | 10 km |
| Oct 25, 1998 | 6 km NNE of Montdidier, France | M3.2 | 47 km | 7 km |
| Jun 1, 2005 | 3 km N of Grandvilliers, France | M3.1 | 47 km | 10 km |
| Feb 27, 2005 | 1 km NW of Libercourt, France | M3.1 | 139 km | 4 km |
| May 1, 1997 | 21 km W of Fort-Mahon-Plage, France | M3.0 | 132 km | 5 km |
| Jan 5, 1994 | 0 km SSE of Saint-Martin-de-Boscherville, France | M2.7 | 95 km | 10 km |
| Aug 11, 2002 | 3 km SSW of Rogerville, France | M2.6 | 147 km | 4 km |
| Dec 13, 1992 | 1 km SW of La Mailleraye-sur-Seine, France | M2.5 | 110 km | 10 km |
| Jun 11, 1997 | 4 km NE of Voves, France | M2.5 | 123 km | 10 km |
| Jun 22, 1999 | 5 km NNE of Oisemont, France | M2.5 | 81 km | 2 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 | 39°F (4°C) | 1.9 in | Coldest |
| March | 44°F (7°C) | 2.0 in | |
| April | 48°F (9°C) | 1.9 in | |
| May | 55°F (13°C) | 2.4 in | |
| June | 60°F (16°C) | 2.4 in | |
| July | 66°F (19°C) | 2.1 in | Warmest |
| August | 64°F (18°C) | 1.8 in | Driest |
| September | 59°F (15°C) | 2.3 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 |
Heilles has a seasonal temperature swing of 27°F / from 39°F in February to 66°F in July. Total annual precipitation is 26.1 inches, with December being the wettest month (2.6") and August the driest (1.8").