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Weather & Climate in Siliana, Tunisia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Siliana enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 49°F in January while summers reach 84°F in July. The area gets 304 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 17.6 inches (drier than the 38-inch national average). The city sits at an elevation of 1,404 feet.
Temperature
49°F Jan (9°C)
84°F Jul (29°C)
| Annual Average | 64.9°F |
| 20% above US avg | |
| January Average | 49°F (9°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 304 days/yr |
Geography
| Elevation | 1,404 ft (428 m) |
| Area | 1.0 sq mi (2.5 km²) |
| Population Density | 31,889/sq mi |
| Coordinates | 36.0850°N, 9.3708°W |
| Timezone | Africa/Tunis |
Precipitation & Snow
Air Quality
Earthquake History
32 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.4.
| Sep 22, 1995 | 14 km SE of Tébessa, Algeria | M5.4 | 133 km | 10 km |
| Jun 24, 2002 | 15 km SW of Sbikha, Tunisia | M5.2 | 53 km | 10 km |
| Sep 17, 1994 | 6 km W of Tabursuq, Tunisia | M5.2 | 45 km | 10 km |
| Feb 7, 2005 | 26 km SSE of Douane, Tunisia | M5.1 | 136 km | 10 km |
| Dec 3, 1998 | 10 km SE of El Kef, Tunisia | M4.9 | 52 km | 10 km |
| Feb 7, 2005 | 36 km NNE of Skanes, Tunisia | M4.7 | 138 km | 10 km |
| Mar 8, 2018 | 11 km E of Rhar el Melah, Tunisia | M4.7 | 148 km | 11 km |
| Nov 30, 1998 | 7 km WSW of Nibbar, Tunisia | M4.6 | 65 km | 33 km |
| Aug 12, 2001 | 16 km WSW of Sbikha, Tunisia | M4.6 | 47 km | 33 km |
| Jan 11, 2002 | 13 km SE of El Maamoura, Tunisia | M4.5 | 143 km | 10 km |
| Jul 15, 1993 | 9 km SE of Tabursuq, Tunisia | M4.5 | 36 km | 10 km |
| May 13, 2007 | 7 km SSW of El Battan, Tunisia | M4.5 | 83 km | 0 km |
| Oct 18, 2013 | 6 km ENE of Seïada, Tunisia | M4.4 | 149 km | 20 km |
| Jan 22, 2004 | 11 km SSW of El Tarf, Algeria | M4.3 | 120 km | 10 km |
| Jan 26, 1995 | 13 km W of Douar Tindja, Tunisia | M4.3 | 123 km | 10 km |
| Jan 30, 1995 | 7 km SW of Sbikha, Tunisia | M4.3 | 58 km | 10 km |
| Apr 15, 2008 | 11 km SW of Tabarka, Tunisia | M4.2 | 107 km | 0 km |
| Jan 9, 2012 | 25 km ENE of Souk Ahras, Algeria | M4.2 | 112 km | 9 km |
| Mar 25, 2023 | 14 km SW of Sidi el Hani, Tunisia | M4.2 | 94 km | 10 km |
| Jul 13, 2006 | Tunisia | M4.2 | 107 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 49°F (9°C) | 2.2 in | Coldest, Wettest |
| February | 50°F (10°C) | 2.1 in | |
| March | 54°F (12°C) | 2.0 in | |
| April | 60°F (16°C) | 1.6 in | |
| May | 69°F (21°C) | 1.3 in | |
| June | 79°F (26°C) | 0.8 in | |
| July | 84°F (29°C) | 0.3 in | Warmest, Driest |
| August | 83°F (28°C) | 0.5 in | |
| September | 75°F (24°C) | 1.5 in | |
| October | 67°F (20°C) | 1.6 in | |
| November | 58°F (14°C) | 1.7 in | |
| December | 51°F (11°C) | 2.1 in |
Siliana has a seasonal temperature swing of 35°F / from 49°F in January to 84°F in July. Total annual precipitation is 17.6 inches, with January being the wettest month (2.2") and July the driest (0.3").