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Weather & Climate in Bou Ismaïl, Algeria
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Bou Ismaïl enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 52°F in January while summers reach 78°F in July. The area gets 288 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 26.4 inches (drier than the 38-inch national average). The city sits at an elevation of 95 feet.
Temperature
52°F Jan (11°C)
78°F Jul (26°C)
| Annual Average | 64.5°F |
| 19% above US avg | |
| January Average | 52°F (11°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 288 days/yr |
Geography
| Elevation | 95 ft (29 m) |
| Area | 7.2 sq mi (18.7 km²) |
| Population Density | 5,669/sq mi |
| Coordinates | 36.6426°N, 2.6901°W |
| Timezone | Africa/Algiers |
Precipitation & Snow
Air Quality
Earthquake History
582 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 | 91 km | 12 km |
| May 27, 2003 | northern Algeria | M5.8 | 86 km | 8 km |
| May 21, 2003 | 10 km WNW of Dellys, Algeria | M5.7 | 106 km | 10 km |
| Aug 1, 2014 | 11 km NW of Aïn Taya, Algeria | M5.5 | 50 km | 10 km |
| Sep 4, 1996 | 20 km NNW of ’Aïn Benian, Algeria | M5.5 | 41 km | 10 km |
| May 28, 2016 | 16 km SSW of Lakhdaria, Algeria | M5.4 | 78 km | 11 km |
| May 22, 2003 | 12 km N of Dellys, Algeria | M5.2 | 119 km | 10 km |
| Feb 9, 1990 | 20 km N of Tipasa, Algeria | M5.2 | 24 km | 12 km |
| May 29, 2003 | 7 km ENE of Aïn Taya, Algeria | M5.2 | 63 km | 10 km |
| May 22, 2003 | 30 km NW of Dellys, Algeria | M5.1 | 97 km | 10 km |
| May 16, 2010 | 20 km W of Melouza, Algeria | M5.1 | 135 km | 10 km |
| May 21, 2003 | 22 km WNW of Dellys, Algeria | M5.1 | 96 km | 10 km |
| May 28, 2003 | 9 km N of Aïn Taya, Algeria | M5.0 | 58 km | 10 km |
| May 21, 2003 | 17 km N of Boumerdas, Algeria | M4.9 | 79 km | 10 km |
| Jan 17, 2009 | 10 km NNW of El Abadia, Algeria | M4.8 | 101 km | 10 km |
| Jan 1, 2003 | 0 km S of Berrouaghia, Algeria | M4.8 | 60 km | 10 km |
| Mar 18, 2025 | 19 km SW of Lakhdaria, Algeria | M4.8 | 71 km | 10 km |
| Jul 17, 2013 | 0 km SSE of Bougara, Algeria | M4.8 | 37 km | 10 km |
| May 31, 2016 | northern Algeria | M4.8 | 75 km | 13 km |
| Apr 10, 2016 | 17 km WNW of Aïn Bessem, Algeria | M4.8 | 79 km | 15 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
7 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 | — | 33 km |
| 2003 | N. ALGERIA | Earthquake | 3.0 m | 2,287 | 91 km |
| 1980 | EL ASNAM | Eruption + Earthquake | 0.7 m | 5,000 | 128 km |
| 1954 | SEA OF ALBORAN | Eruption + Earthquake | 0.3 m | 1,243 | 106 km |
| 2003 | ALGIERS | Earthquake | 0.1 m | 9 | 86 km |
| 1891 | SEA OF ALBORAN | Earthquake | — | 36 | 81 km |
| 1802 | HARBOUR OF ALGIERS | Earthquake | — | — | 25 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 52°F (11°C) | 3.7 in | Coldest |
| February | 53°F (12°C) | 2.7 in | |
| March | 56°F (13°C) | 2.5 in | |
| April | 59°F (15°C) | 1.9 in | |
| May | 66°F (19°C) | 2.1 in | |
| June | 73°F (23°C) | 0.6 in | |
| July | 78°F (26°C) | 0.1 in | Driest |
| August | 80°F (27°C) | 0.2 in | Warmest |
| September | 75°F (24°C) | 1.3 in | |
| October | 67°F (20°C) | 2.5 in | |
| November | 60°F (15°C) | 4.4 in | Wettest |
| December | 54°F (12°C) | 4.3 in |
Bou Ismaïl has a seasonal temperature swing of 27°F / from 52°F in January to 80°F in August. Total annual precipitation is 26.4 inches, with November being the wettest month (4.4") and July the driest (0.1").