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Weather & Climate in Thenia, Algeria
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Thenia enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 51°F in January while summers reach 77°F in July. The area gets 277 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 32.4 inches. The city sits at an elevation of 486 feet.
Temperature
51°F Jan (11°C)
77°F Jul (25°C)
| Annual Average | 63.2°F |
| 17% above US avg | |
| January Average | 51°F (11°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 277 days/yr |
Geography
| Elevation | 486 ft (148 m) |
| Area | 23.2 sq mi (60.2 km²) |
| Population Density | 696/sq mi |
| Coordinates | 36.7254°N, 3.5567°W |
| Timezone | Africa/Algiers |
Precipitation & Snow
Air Quality
Earthquake History
580 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.8.
| May 21, 2003 | 25 km WNW of Dellys, Algeria | M6.8 | 27 km | 12 km |
| Mar 18, 2021 | 21 km NNE of Bejaïa, Algeria | M6.0 | 148 km | 8 km |
| May 27, 2003 | northern Algeria | M5.8 | 24 km | 8 km |
| May 21, 2003 | 10 km WNW of Dellys, Algeria | M5.7 | 36 km | 10 km |
| Nov 10, 2000 | 5 km S of el hed, Algeria | M5.7 | 109 km | 10 km |
| Sep 4, 1996 | 20 km NNW of ’Aïn Benian, Algeria | M5.5 | 67 km | 10 km |
| Aug 1, 2014 | 11 km NW of Aïn Taya, Algeria | M5.5 | 37 km | 10 km |
| May 28, 2016 | 16 km SSW of Lakhdaria, Algeria | M5.4 | 33 km | 11 km |
| May 14, 2010 | 10 km SW of Melouza, Algeria | M5.3 | 105 km | 2 km |
| Mar 19, 2022 | 13 km NE of Bejaïa, Algeria | M5.2 | 146 km | 10 km |
| May 22, 2003 | 12 km N of Dellys, Algeria | M5.2 | 47 km | 10 km |
| May 23, 2010 | 4 km WSW of Melouza, Algeria | M5.2 | 100 km | 1 km |
| Feb 9, 1990 | 20 km N of Tipasa, Algeria | M5.2 | 96 km | 12 km |
| Aug 18, 2000 | 13 km SE of Bordj Zemoura, Algeria | M5.2 | 140 km | 10 km |
| May 29, 2003 | 7 km ENE of Aïn Taya, Algeria | M5.2 | 20 km | 10 km |
| May 21, 2003 | 22 km WNW of Dellys, Algeria | M5.1 | 32 km | 10 km |
| May 16, 2010 | 20 km W of Melouza, Algeria | M5.1 | 89 km | 10 km |
| May 22, 2003 | 30 km NW of Dellys, Algeria | M5.1 | 40 km | 10 km |
| May 28, 2003 | 9 km N of Aïn Taya, Algeria | M5.0 | 30 km | 10 km |
| May 26, 2013 | 8 km ESE of Bejaïa, Algeria | M5.0 | 145 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 5.0 m (16 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1365 | ALGIERS | Earthquake | 5.0 m | — | 50 km |
| 2003 | N. ALGERIA | Earthquake | 3.0 m | 2,287 | 27 km |
| 2003 | ALGIERS | Earthquake | 0.1 m | 9 | 24 km |
| 2021 | N. ALGERIA | Earthquake | 0.1 m | — | 148 km |
| 1802 | HARBOUR OF ALGIERS | Earthquake | — | — | 64 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 51°F (11°C) | 5.0 in | Coldest |
| February | 52°F (11°C) | 3.9 in | |
| March | 55°F (13°C) | 3.2 in | |
| April | 59°F (15°C) | 2.6 in | |
| May | 64°F (18°C) | 2.1 in | |
| June | 71°F (22°C) | 0.8 in | |
| July | 77°F (25°C) | 0.2 in | Driest |
| August | 78°F (26°C) | 0.3 in | Warmest |
| September | 74°F (23°C) | 1.6 in | |
| October | 66°F (19°C) | 3.0 in | |
| November | 58°F (15°C) | 4.3 in | |
| December | 53°F (11°C) | 5.5 in | Wettest |
Thenia has a seasonal temperature swing of 27°F / from 51°F in January to 78°F in August. Total annual precipitation is 32.4 inches, with December being the wettest month (5.5") and July the driest (0.2").