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Weather & Climate in Saint-Cyr-sous-Dourdan, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Saint-Cyr-sous-Dourdan 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 231 sunny days per year, above the national average. Annual precipitation totals 32.8 inches. The area receives 2.1 inches of snow annually. The city sits at an elevation of 269 feet.
Temperature
42°F Jan (5°C)
67°F Jul (20°C)
| Annual Average | 54.6°F |
| 1% above US avg | |
| January Average | 42°F (5°C) |
| July Average | 67°F (20°C) |
| Sunny Days | 231 days/yr |
Geography
| Elevation | 269 ft (82 m) |
| Area | 3.8 sq mi (9.9 km²) |
| Population Density | 263/sq mi |
| Coordinates | 48.5667°N, 2.0333°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
19 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Jan 25, 1993 | 7 km SSE of Souesmes, France | M3.8 | 131 km | 18 km |
| Mar 6, 1999 | 2 km W of Vienne-en-Val, France | M3.3 | 85 km | 4 km |
| Aug 29, 1992 | 2 km ESE of Radon, France | M3.2 | 140 km | 10 km |
| Oct 25, 1998 | 6 km NNE of Montdidier, France | M3.2 | 133 km | 7 km |
| Feb 22, 1999 | France | M3.1 | 96 km | 4 km |
| Jun 1, 2005 | 3 km N of Grandvilliers, France | M3.1 | 126 km | 10 km |
| Dec 9, 1992 | 7 km NNE of Neuvy-le-Roi, France | M3.0 | 144 km | 10 km |
| Jan 20, 1992 | 9 km NNW of Château-Renault, France | M3.0 | 133 km | 10 km |
| Jun 7, 2008 | 3 km ENE of Cangey, France | M3.0 | 140 km | 3 km |
| May 21, 2003 | France | M2.7 | 147 km | 3 km |
| Dec 24, 1997 | 8 km WSW of Savigny-en-Sancerre, France | M2.7 | 139 km | 5 km |
| Jan 5, 1994 | 0 km SSE of Saint-Martin-de-Boscherville, France | M2.7 | 124 km | 10 km |
| Nov 3, 2000 | 5 km ESE of Ouzouer-le-Marché, France | M2.6 | 82 km | 5 km |
| Jan 26, 2000 | 3 km N of Neuvy-sur-Barangeon, France | M2.6 | 137 km | 12 km |
| May 8, 2004 | 4 km N of Nouzilly, France | M2.6 | 145 km | 2 km |
| Jun 11, 1997 | 4 km NE of Voves, France | M2.5 | 40 km | 10 km |
| Jan 12, 1999 | 5 km ESE of Ouzouer-le-Marché, France | M2.5 | 81 km | 18 km |
| Dec 13, 1992 | 1 km SW of La Mailleraye-sur-Seine, France | M2.5 | 137 km | 10 km |
| Jan 12, 1996 | 2 km NW of Valframbert, France | M2.5 | 144 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (5°C) | 2.1 in | |
| February | 39°F (4°C) | 1.9 in | Coldest |
| March | 45°F (7°C) | 1.9 in | |
| April | 49°F (9°C) | 2.0 in | |
| May | 56°F (13°C) | 2.4 in | Wettest |
| June | 61°F (16°C) | 2.0 in | |
| July | 67°F (20°C) | 2.2 in | Warmest |
| August | 65°F (19°C) | 1.7 in | Driest |
| September | 59°F (15°C) | 2.1 in | |
| October | 52°F (11°C) | 2.3 in | |
| November | 44°F (7°C) | 2.1 in | |
| December | 40°F (4°C) | 2.2 in |
Saint-Cyr-sous-Dourdan has a seasonal temperature swing of 28°F / from 39°F in February to 67°F in July. Total annual precipitation is 24.8 inches, with May being the wettest month (2.4") and August the driest (1.7").