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Climate & Weather Guide in Algeria

Climate zones, seasonal temperatures, rainfall patterns, and best travel times

Algeria has a sharply contrasting climate profile, with a narrow Mediterranean north and a vast Saharan south. Using the 1991-2020 climatology and Köppen-Geiger patterns, the country is mainly Mediterranean on the coast and in the Tell Atlas, while most interior and southern areas are hot desert. Coastal cities such as Algiers are mild and sunny, with wetter winters and dry summers, while inland plateaus are more continental and the Sahara is extremely hot, dry, and arid. For residents and expats, the biggest decision is between the comfortable, more temperate north and the harsher, low-rainfall interior and desert zones.

Summer Average

25-45°C

Winter Average

5-28°C

Climate Types

Mediterranean and Desert and Continental

Annual Rainfall

50-1000 mm

Sunshine Hours

2,500-4,500 hrs/yr

Average Humidity

15-75%

Regional Climate Variations

Mediterranean Coast

The coastal strip from the far west to the far east has Algeria's most livable climate for many expats, with mild, wetter winters and hot, dry summers. Algiers and similar coastal cities are strongly Mediterranean, with winter temperatures that stay moderate and summer heat that is noticeable but usually not extreme. Rain falls mainly from November to March, while summer is very dry and sunny. This zone offers the most balanced weather for year-round outdoor life, especially compared with the interior and south.

Summer:25-30°C
Winter:10-15°C
Low to moderate rainfall

Mild, sunny, and seasonal, with comfortable winters, dry summers, and the most familiar North African coastal Mediterranean feel.

Tell Atlas and Northern Highlands

The Tell Atlas mountains and adjacent highland areas are cooler and wetter than the coast, with more temperature variability and greater local relief. Orographic uplift from Mediterranean moisture increases rainfall in exposed mountain areas, especially in the east, where annual totals are notably higher than in the interior. Summers are warm rather than uniformly hot, and winters can feel cool to chilly, particularly at elevation. This is a good zone for people who want a less humid and slightly cooler environment than the coast, though winter comfort depends on altitude.

Summer:22-29°C
Winter:5-12°C
Moderate rainfall

More variable than the coast, with cooler nights, wetter winters, and a fresher mountain-influenced climate that can feel more temperate.

High Plateaus and Steppe Interior

South of the coastal mountains, the high plateaus form a transitional belt with semi-arid and continental traits. Summers are hot and dry, winters are colder than in the north, and rainfall drops sharply compared with the littoral. This region often has a more pronounced day-night temperature range, which can make afternoons warm but evenings cool, especially in winter and shoulder seasons. For residents, the climate is manageable if you prefer dry air and can tolerate a more extreme seasonal swing than on the coast.

Summer:28-36°C
Winter:0-10°C
Low rainfall

Dry, bright, and continental in feel, with sharper seasonal contrast, low humidity, and frequent clear skies.

Saharan South and Desert Interior

Most of Algeria lies in the Sahara, where the climate is extremely arid, intensely sunny, and hot for much of the year. Seasonal averages in the desert are far above the north, with very low rainfall, strong evaporation, and large temperature swings between day and night. The climate is dominated by desert conditions, occasional dust-laden winds, and long stretches of clear weather. This region is best suited to those comfortable with heat and isolation rather than people seeking a moderate residential climate.

Summer:40-45°C
Winter:15-28°C
Very low rainfall

Extreme desert weather with fierce sun, very dry air, and minimal rainfall; comfortable only for those prepared for serious heat and aridity.

Algeria has one of the strongest climate divides in North Africa: a relatively comfortable Mediterranean north and a vast, very hot Saharan south. For residents and expats, the coast and nearby highlands are the most practical choices, while the interior and desert are appealing mainly to people who can live with heat, dryness, and large temperature swings.