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Weather & Climate in Siros, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Siros enjoys a temperate climate with an average annual temperature of 58°F (15°C). Winters average 43°F in January while summers reach 70°F in July. The area gets 265 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 44.4 inches. The area receives 2.5 inches of snow annually. The city sits at an elevation of 466 feet.
Temperature
43°F Jan (6°C)
70°F Jul (21°C)
| Annual Average | 58.3°F |
| 8% above US avg | |
| January Average | 43°F (6°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 265 days/yr |
Geography
| Elevation | 466 ft (142 m) |
| Area | 1.3 sq mi (3.3 km²) |
| Population Density | 506/sq mi |
| Coordinates | 43.3435°N, 0.4814°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
1,066 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Dec 30, 2012 | 1 km N of Coarraze, France | M4.8 | 27 km | 2 km |
| May 16, 2002 | 6 km NW of Cauterets, France | M4.8 | 53 km | 3 km |
| Sep 18, 2004 | 7 km NE of Huarte-Uharte, Spain | M4.7 | 99 km | 1 km |
| Jan 21, 2003 | 5 km NE of Louvie-Juzon, France | M4.6 | 27 km | 5 km |
| Aug 28, 2023 | 11 km W of Espot, Spain | M4.6 | 144 km | 10 km |
| Oct 27, 1998 | 5 km WNW of Goñi, Spain | M4.6 | 132 km | 16 km |
| Jul 16, 2008 | 4 km SSW of Bosdarros, France | M4.4 | 21 km | 5 km |
| Oct 4, 1999 | 12 km N of Bagnères-de-Luchon, France | M4.4 | 101 km | 10 km |
| May 16, 2002 | 6 km W of Pierrefitte-Nestalas, France | M4.4 | 51 km | 4 km |
| Feb 21, 2002 | 3 km SSW of Betelu, Spain | M4.4 | 129 km | 10 km |
| Feb 16, 1999 | 1 km N of Saint-Étienne-de-Baïgorry, France | M4.3 | 72 km | 10 km |
| Apr 20, 2013 | 3 km NNE of Adiós, Spain | M4.3 | 122 km | 0 km |
| Jan 6, 1996 | 3 km SE of Bosdarros, France | M4.3 | 21 km | 10 km |
| Sep 30, 2004 | 6 km NE of Huarte-Uharte, Spain | M4.3 | 100 km | 2 km |
| Apr 1, 2010 | 8 km ESE of Campan, France | M4.3 | 73 km | 15 km |
| Apr 1, 1991 | 2 km S of Mauléon-Licharre, France | M4.2 | 37 km | 25 km |
| Sep 2, 2013 | 2 km SE of Mont, France | M4.2 | 15 km | 2 km |
| Feb 28, 1990 | 15 km NNE of Oronz, Spain | M4.2 | 59 km | 29 km |
| Mar 13, 2000 | 7 km ESE of Saint-Palais, France | M4.2 | 38 km | 13 km |
| Mar 23, 2013 | 2 km WNW of Oltza, Spain | M4.2 | 120 km | 2 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 5.4 in | Coldest |
| February | 47°F (9°C) | 4.8 in | |
| March | 50°F (10°C) | 4.7 in | |
| April | 52°F (11°C) | 5.2 in | |
| May | 59°F (15°C) | 4.7 in | |
| June | 63°F (17°C) | 3.7 in | |
| July | 70°F (21°C) | 3.0 in | Warmest, Driest |
| August | 69°F (20°C) | 3.7 in | |
| September | 65°F (18°C) | 4.4 in | |
| October | 58°F (15°C) | 5.4 in | |
| November | 51°F (10°C) | 6.2 in | Wettest |
| December | 47°F (8°C) | 5.4 in |
Siros has a seasonal temperature swing of 28°F / from 43°F in January to 70°F in July. Total annual precipitation is 56.3 inches, with November being the wettest month (6.2") and July the driest (3.0").