Algeria has a climate that varies considerably from north to south, the coastal area has Mediterranean climate, while the highlands south of the coast have hot summers and cold winters with low rainfall, major are the changes between day and night temperatures. Further south lies the Sahara desert with differences in temperature between day and night even more extreme.

Northern Algeria has a temperate climate, which varies at altitude, the coast has a pleasant Mediterranean climate with warm and dry summers and mild and rainy winters, with average maximum winter temperatures of 15°C and average minimum winter of 9°C, while in summer the average maximum temperatures are 28°C and average minimum temperature of 21°C, the rains are discrete, vary depending on the areas between 1000 mm of the eastern areas (Grand Kabylia, Little Kabylia and Djebel Edough) and 400 mm of western areas (Plain of Chelif, Aures and Amour mountains). In the spring months, particularly in April, sometimes blows from the desert a warm wind, the sirocco carrying from the desert large amounts of sand, causing intense storms of sand and a sharp rise in temperature. 

 

Algers Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Rain (mm) 81 72 55 58 41 8 4 8 28 58 89 91 Min Temp (°C) 5 6 7 8 12 16 18 19 17 14 10 7 Max Temp (°C) 16 17 19 20 23 28 31 32 29 25 20 18

 

The inner northern mountainous area has a more rigid climate with average maximum winter temperatures of 16°C and average minimum winter temperatures of -2°C, on the highest peaks may sometimes snow, while in summer the average maximum temperatures are 38°C and the average minimum temperatures are 10°C, rain, between 400 mm and 100 mm per year, occur for most between September to December. 

 

Biskra Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Rain (mm) 17 10 13 13 11 5 1 5 10 11 20 9 Min Temp (°C) 7 8 11 14 19 24 27 27 23 18 12 8 Max Temp (°C) 16 19 22 26 31 37 40 39 34 28 21 17

 

In the huge desertic area of Algerian Sahara, the climate is extremely arid, with seasonal and daily temperature ranges very strong, the nights are often below freezing temperatures, sometimes reaching -10°C, while maximum temperatures sometimes exceeding 47°C, there are considerable differences in temperature between day and night. 

 

Bechar Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Rain (mm) 9 8 8 7 5 5 1 2 7 10 13 8 Min Temp (°C) 3 6 10 13 18 23 26 26 21 15 9 4 Max Temp (°C) 16 18 22 26 30 36 40 39 34 27 20 17

 

Tamanrasset Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Rain (mm) 2 1 5 2 5 7 5 8 7 6 1 1 Min Temp (°C) 5 7 11 15 19 22 23 22 21 16 10 6 Max Temp (°C) 20 22 25 30 33 35 35 34 33 29 24 21

 

The best time to visit Algeria are the month of March and those between October and November, when the days are cool and sunny. The winter can be a good time, even if the night desert temperatures are extremely low.